Error Code Dictionary

Table E-1 Error Code Dictionary for SM

App Error ID	Description	Cause	Action
EC-OPCF-SM-INTRNL-EI-05-02-500-00039-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 500 -INTERNAL_SERVER_ERROR Cause: UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	The request is rejected due to unspecified reasons at the NF.
EC-OPCF-SM-REQVLD-EI-05-02-400-00048-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 400 - BAD_REQUEST Cause:ERROR_INITIAL_PARAMETERS Error Category: Request validation (REQVLD)	SM Create requests have empty or invalid mandatory request elements	Send create request with all required and valid parameters
EC-OPCF-SM-REQVLD-EI-05-02-400-00010-05-01	SM Create request from SMF to PCF failed SM Service HTTP Status: 400 - BAD_REQUEST Cause: MANDATORY_IE_MISSING Error Category: Request validation (REQVLD)	SM Create request does not have mandatory elements	Send create request with all required parameters
EC-OPCF-SM-REQVLD-EI-05-02-400-00011-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 400 - BAD_REQUEST Cause: UNSPECIFIED_MSG_FAILURE Error Category: Request validation (REQVLD)	SM Create request has an invalid JSON body	Send create request with valid JSON
EC-OPCF-SM-REQVLD-EI-05-02-411-00046-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 411 - LENGTH_REQUIRED Cause: INCORRECT_LENGTH Error Category: Request validation (REQVLD)		Send create request with valid JSON and content-length
EC-OPCF-SM-REQVLD-EI-05-02-400-00001-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 400 -BAD_REQUEST Cause: USER_UNKNOWN Error Category: Request validation (REQVLD)	SM Create request has SUPI not registered with UDR and validate-user configuration is enabled in SM Policy GUI.	send request with a SUPI that is registered in the UDR or disable validate-user in the SM
EC-OPCF-SM-SIG-EI-05-02-403-00022-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 403 - FORBIDDEN Cause: POLICY_CONTEXT_DENIED Error Category: Signaling operations errors (SIG)	PCF-SM Policy evaluation returns mandatory action "Reject"SM Create request has an invalid content length for the request body	check policy created, the criteria not matching for the accepting policy. correct policy/send correct request to evaluate it to "Accept"
EC-OPCF-SM-SIG-EI-05-04-404-00025-05-01	SM Delete request from SMF to PCF failed at SM Service HTTP Status: 404 - NOT_FOUND Cause: SUBSCRIPTION_NOT_FOUND Error Category: Signaling operations errors (SIG)	SMF sends a Delete request with an association ID which is not associated with any existing SM session.	send a Delete request with a valid association ID which is associated with the existing SM session.
EC-OPCF-SM-SIG-EI-05-02-403-00023-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 403 -FORBIDDEN Cause: LATE_OVERLAPPING_REQUEST Error Category: Signaling operations errors (SIG)	On SMF create Collision detected with older timestamp, request rejected
EC-OPCF-SM-SIG-EI-05-03-400-00019-05-01	SM Update request from SMF to PCF failed at SM Service HTTP Status: 400 - BAD_REQUEST Cause: PENDING_TRANSACTION Error Category: Signaling operations errors (SIG)	The error occurs when concurrent request arrives and Lock is already acquired by ongoing transaction in SM.
EC-OPCF-SM-INTRNL-EI-05-02-504-00069-05-01	SM request from SMF to PCF failed at SM Service HTTP Status: 504 - GATEWAY_TIMEOUT Cause: TIMED_OUT_REQUEST Error Category: Internal (INTRNL)	The request has timed out and was rejected.
EC-OPCF-SM-REQVLD-EI-05-02-400-00008-05-01	SM Create request from SMF to PCF failed at SM Service HTTP Status: 400 - BAD_REQUEST Cause: MANDATORY_IE_INCORRECT Error Category: Request validation (REQVLD)	SM Create request does not have mandatory parameters as expected	Send create request with all required prameters in valid format

Table E-2 Error Code Dictionary for AM

App Error Id	Description	Cause	Action
EC-OPCF-AM-REQVLD-EI-05-02-400-00010-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 400 BAD_REQUEST Cause - MANDATORY_IE_MISSING Error Category: Request Validation (REQVLD)	A mandatory Information element is missing in request.	Send the Create request with required parameters in the request body.
EC-OPCF-AM-REQVLD-EI-05-02-400-00011-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 400 BAD_REQUEST Cause - UNSPECIFIED_MSG_FAILURE Error Category: Request Validation (REQVLD)	The request is rejected due to unspecified client error.	Make sure the request body is in right Json format.
EC-OPCF-AM-REQVLD-EI-05-03-400-00011-06-01	The AM-Update request from AMF to PCF failed at AM Service with HttpStatus - 400 BAD_REQUEST Cause - UNSPECIFIED_MSG_FAILURE Error Category: Request Validation (REQVLD)	The request is rejected due to unspecified client error.	Make sure the request body is in right Json format.
EC-OPCF-AM-REQVLD-EI-05-02-400-00048-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 400 BAD_REQUEST Cause - ERROR_INITIAL_PARAMETERS Error Category: Request Validation (REQVLD)	A request is sent with an error in one or more of its parameters.	Send the Create request with right values for the mandatory parameters.
EC-OPCF-AM-REQVLD-EI-05-02-411-00046-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 411 Length Required Cause - INCORRECT_LENGTH Error Category: Request Validation (REQVLD)	The request is rejected because the length of a provided value does not meet the expected or required criteria.	Make sure that the length of the input matches the required specifications.
EC-OPCF-AM-REQVLD-EI-05-03-411-00046-06-01	The AM-Update request from AMF to PCF failed at AM Service with HttpStatus - 411 Length Required Cause - INCORRECT_LENGTH Error Category: Request Validation (REQVLD)	The request is rejected because the length of a provided value does not meet the expected or required criteria.	Make sure that the length of the input matches the required specifications.
EC-OPCF-AM-REQVLD-EI-05-02-400-00018-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 400 BAD_REQUEST Cause - ERROR_REQUEST_PARAMETERS Error Category: Request Validation (REQVLD)	The Create request is rejected because the information set required by the PCF for AM Policy selection is incomplete, preventing a decision from being made.	Make sure the required parameters are in expected format.
EC-OPCF-AM-REQVLD-EI-05-02-400-00001-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 400 BAD_REQUEST Cause - USER_UNKNOWN Error Category: Request Validation (REQVLD)	When validate user is enabled and Create request is sent for a SUPI hat is not registered in the UDR.	Send the Create request with right/registered Supi.
EC-OPCF-AM-SIG-EI-05-03-404-00025-06-01	The AM-Update request from AMF to PCF failed at AM Service with HttpStatus - 404 Not Found Cause - SUBSCRIPTION_NOT_FOUND Error Category: Signalling (SIG)	When AM-Update is sent with a polAssoId that is not associated with any existing AM session.	Send the Update request with right/registered Supi.
EC-OPCF-AM-SIG-EI-05-04-404-00025-06-01	The AM-Terminate request from AMF to PCF failed at AM Service with HttpStatus - 404 Not Found Cause - SUBSCRIPTION_NOT_FOUND Error Category: Signalling (SIG)	When AM-Delete is sent with a polAssoId that is not associated with any existing AM session.	Send the Delete request with right/registered polAssoId.
EC-OPCF-AM-INTRNL-EI-05-02-500-00039-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 500 Internal Server Error Cause - UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	The request is rejected due to unspecified reason at the NF.
EC-OPCF-AM-INTRNL-EI-05-03-500-00039-06-01	The AM-Update request from AMF to PCF failed at AM Service with HttpStatus - 500 Internal Server Error Cause - UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	The request is rejected due to unspecified reason at the NF.
EC-OPCF-AM-INTRNL-EI-05-04-500-00039-06-01	The AM-Terminate request from AMF to PCF failed at AM Service with HttpStatus - 500 Internal Server Error Cause - UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	The request is rejected due to unspecified reason at the NF.
EC-OPCF-AM-SIG-EI-05-02-403-00022-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 403 Forbidden Cause - POLICY_CONTEXT_DENIED Error Category: Signalling (SIG)	AM Create request is rejected by PRE	Check and update PRE policy accordingly
EC-OPCF-AM-SIG-EI-05-03-403-00022-06-01	The AM-Update request from AMF to PCF failed at AM Service with HttpStatus - 403 Forbidden Cause - POLICY_CONTEXT_DENIED Error Category: Signalling (SIG)	AM Update request is rejected by PRE	Check and update PRE policy accordingly
EC-OPCF-AM-SIG-EI-05-04-403-00022-06-01	The AM-Terminate request from AMF to PCF failed at AM Service with HttpStatus - 403 Forbidden Cause - POLICY_CONTEXT_DENIED Error Category: Signalling (SIG)	AM Terminate request is rejected by PRE	Check and update PRE policy accordingly
EC-OPCF-AM-SIG-EI-05-02-403-00023-06-01	The AM-Create request from AMF to PCF failed at AM Service with HttpStatus - 403 Forbidden Cause - LATE_OVERLAPPING_REQUEST Error Category: Signalling (SIG)	The request is rejected because it collides with an existing AM context or PDU session context with a more recent origination timestamp.
EC-OPCF-AM-SIG-EI-05-03-400-00019-06-01	The AM-Update request from AMF to PCF failed at AM Service HttpStatus - 400 Bad Request Cause - PENDING_TRANSACTION Error Category: Signalling (SIG)	This error shall be used when the PendingTransaction feature is supported and the PCF receives an incoming request on a policy association while it has an ongoing transaction on the same policy association.
EC-OPCF-AM-INTRNL-EI-05-02-504-00069-06-01	AM request from AMF to PCF failed at AM Service HTTP Status: 504 - GATEWAY_TIMEOUT Cause: TIMED_OUT_REQUEST Error Category: Internal (INTRNL)	The request has timed out and was rejected.

Table E-3 Error Code Dictionary for UE

App Error Id	Description	Cause	Action
EC-OPCF-UE-REQVLD-EI-05-02-400-00010-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 400 - BAD_REQUEST Cause: MANDATORY_IE_MISSING Error Category: Request Validation (REQVLD)	UE Create request does not have mandatory information elements	Send create request with all required parameters
EC-OPCF-UE-REQVLD-EI-05-02-400-00011-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 400 - BAD_REQUEST Cause: UNSPECIFIED_MSG_FAILURE Error Category: Request Validation (REQVLD)	UE Create request have invalid JSON body	Send create request with valid JSON body
EC-OPCF-UE-REQVLD-EI-05-02-400-00001-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 400 - BAD_REQUEST Cause: USER_UNKNOWN Error Category: Request Validation (REQVLD)	UE Create request have unregistered SUPI. Configuration: Validate user flag is enabled	Send create request with a registered SUPI
EC-OPCF-UE-REQVLD-EI-05-02-400-00018-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 400 - BAD_REQUEST Cause: ERROR_REQUEST_PARAMETERS Error Category: Request Validation (REQVLD)	UE Create request have empty mandatory information elements	Send create request with all required and valid parameters
EC-OPCF-UE-SIG-EI-05-02-400-00019-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 400 - BAD_REQUEST Cause: PENDING_TRANSACTION Error Category: Signaling (SIG)	UE Create request cannot be processed because of the pending transaction of same policy association in request.
EC-OPCF-UE-SIG-EI-05-02-403-00022-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 403 - FORBIDDEN Cause: POLICY_CONTEXT_DENIED Error Category: Signaling (SIG)	UE Create request rejected by PRE	Check and update PRE policy accordingly if needed
EC-OPCF-UE-SIG-EI-05-02-403-00023-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 403 - FORBIDDEN Cause: LATE_OVERLAPPING_REQUEST Error Category: Signaling (SIG)	UE Create request rejected because it collides with an existing UE context or PDU session context with more recent origination timestamp.
EC-OPCF-UE-REQVLD-EI-05-02-411-00046-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 411 - LENGTH REQUIRED Cause: INCORRECT_LENGTH Error Category: Request Validation (REQVLD)	Server (i.e. PCF, specifically UE Services) rejects the request with incorrect Content-Length header	Check if Content-Length header is present in request headers and has a valid value which matches to the request body size.
EC-OPCF-UE-INTRNL-EI-05-02-500-00039-06-01	UE Create request from AMF to PCF failed at UE Service. HTTP Status: 500 INTERNAL SERVER ERROR Cause: UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	UE Create request failed with unexpected internal service error.
EC-OPCF-UE-REQVLD-EI-05-03-400-00011-06-01	UE Update request from AMF to PCF failed at UE Service. HTTP Status: 400 - BAD_REQUEST Cause: UNSPECIFIED_MSG_FAILURE Error Category: Request Validation (REQVLD)	UE Update request have invalid JSON body	Send update request with valid JSON body
EC-OPCF-UE-SIG-EI-05-03-403-00022-06-01	UE Update request from AMF to PCF failed at UE Service. HTTP Status: 403 - FORBIDDEN Cause: POLICY_CONTEXT_DENIED Error Category: Signaling (SIG)	UE Update request rejected by PRE	Check and update PRE policy accordingly if needed
EC-OPCF-UE-SIG-EI-05-03-403-00023-06-01	UE Update request from AMF to PCF failed at UE Service. HTTP Status: 403 - FORBIDDEN Cause: LATE_OVERLAPPING_REQUEST Error Category: Signaling (SIG)	UE Update request rejected because it collides with an existing UE context or PDU session context with more recent origination timestamp.
EC-OPCF-UE-SIG-EI-05-03-404-00025-06-01	UE Update request from AMF to PCF failed at UE Service. HTTP Status: 404 - NOT FOUND Cause: SUBSCRIPTION_NOT_FOUND Error Category: Signaling (SIG)	UE Update request failed because of unregistered association ID in URL.	Send update request with a registered association ID
EC-OPCF-UE-REQVLD-EI-05-03-411-00046-06-01	UE Update request from AMF to PCF failed at UE Service. HTTP Status: 411 - LENGTH REQUIRED Cause: INCORRECT_LENGTH Error Category: Request Validation (REQVLD)	Server (i.e. PCF, specifically UE Services) rejects the request with incorrect Content-Length header	Check if Content-Length header is present in request headers and has a valid value which matches to the request body size.
EC-OPCF-UE-INTRNL-EI-05-03-500-00039-06-01	UE Update request from AMF to PCF failed at UE Service. HTTP Status: 500 INTERNAL SERVER ERROR Cause: UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	UE Update request failed with unexpected internal service error.
EC-OPCF-UE-SIG-EI-05-04-404-00025-06-01	UE Delete request from AMF to PCF failed at UE Service. HTTP Status: 404 - NOT FOUND Cause: SUBSCRIPTION_NOT_FOUND Error Category: Signaling (SIG)	UE Delete request failed because of unregistered association ID in URL.	Send update request with a registered association ID
EC-OPCF-UE-INTRNL-EI-05-04-500-00039-06-01	UE Delete request from AMF to PCF failed at UE Service. HTTP Status: 500 INTERNAL SERVER ERROR Cause: UNSPECIFIED_NF_FAILURE Error Category: Internal (INTRNL)	UE Update request failed with unexpected internal service error.
EC-OPCF-UE-INTRNL-EI-05-02-504-00069-06-01	UE request from AMF to PCF failed at UE Service HTTP Status: 504 - GATEWAY_TIMEOUT Cause: TIMED_OUT_REQUEST Error Category: Internal (INTRNL)	The request has timed out and was rejected.

Table E-4 Error Code Dictionary for UDR Connector

App Error Id	Description	Cause	Action
EC-OPCF-UDR_C-REQVLD-EI-05-08-400-00003-03-01	The UDR notification request from UDR to PCF failed at UDR-Connector with httpStatus- 400 BAD_REQUEST cause- INVALID_MSG_FORMAT Note: Applies for UM notification as well	Incorrect JSON format Empty Notification Body i.e., []	Verify UDR to send the content with right JSON format Verify UDR to send the notification with notification data
EC-OPCF-UDR_C-REQVLD-EI-05-08-400-00011-03-01	The UDR notification request from UDR to PCF failed at UDR-Connector with httpStatus- 400 BAD_REQUEST cause- UNSPECIFIED_MSG_FAILURE Note: Applies for UM notification as well	Null notification body i.e., no content in the body	Verify UDR to send the notification with content
EC-OPCF-UDR_C-REQVLD-EI-05-08-501-00043-03-01	The UDR notification request from UDR to PCF failed at UDR-Connector with httpStatus- 501 Not Implemented cause-UNSUPPORTED_MONITORED_URI Note: Applies for UM notification as well	When notification body doesn't contain atleast one of the data source notification data among the below smPolicyData amPolicyData uePolicySet delResources	Verify UDR to send the notification with atleast one of the listed dataSource information
EC-OPCF-UDR_C-EI-05-08-404-00025-03-01	The UDR notification request from UDR to PCF failed at UDR-Connector with httpStatus- 404 Not Found cause- SUBSCRIPTION_NOT_FOUND Note: Applies for UM notification as well	When the notification received user session is not present in Policy-ds Session for the user is found but subscription information is missing.
EC-OPCF-UDR_C-INTRNL-EI-05-08-504-00069-03-01	Request from UDR to PCF failed HTTP Status: 504 - GATEWAY_TIMEOUT Cause: TIMED_OUT_REQUEST Error Category: Internal (INTRNL)	The request has timed out and was rejected.

Table E-5 Error Code Dictionary for CHF Connector

App Error Id	Description	Cause	Action
EC-OPCF-CHF_C-REQVLD-EI-05-08-400-00003-04-01	The NOTIFY-POST request from CHF to PCF failed with status code 400 and cause 'INVALID_MSG_FORMAT'	The request body JSON need to follow a certain format	Send the POST request in the correct format.
EC-OPCF-CHF_C-REQVLD-EI-05-08-400-00010-04-01	The NOTIFY-POST request from CHF to PCF failed with status code 400 and cause 'MANDATORY_IE_MISSING'	SUPI is a mandatory parameter for the POST request	Send the POST request with the SUPI information present in the body.
EC-OPCF-CHF_C-REQVLD-EI-05-08-400-00011-04-01	The NOTIFY-POST request from CHF to PCF failed with status code 400 and cause 'UNSPECIFIED_MSG_FAILURE'	The request body JSON needs to follow a certain format	Send the POST request in the correct format.
EC-OPCF-CHF_C-SIG-EI-05-08-404-00025-04-01	The NOTIFY-POST request from CHF to PCF failed with status code 404 and cause 'SUBSCRIPTION_NOT_FOUND'	The user session is not present in PolicyDS or the session for the user is found but the subscription information is missing.
EC-OPCF-CHF_C-INTRNL-EI-05-08-500-00000-04-01	The NOTIFY-POST request from CHF to PCF failed with status code 500 and cause 'UNKNOWN'	PDS responded back with status code 500
EC-OPCF-CHF_C-INTRNL-EI-05-08-503-00000-04-01	The NOTIFY-POST request from CHF to PCF failed with status code 503 and cause 'UNKNOWN'	Required service is unavailable	Check whether all services are up and running
EC-OPCF-CHF_C-REQVLD-EI-05-11-400-00003-04-01	The TERMINATE-POST request from CHF to PCF failed with status code 400 and cause 'INVALID_MSG_FORMAT'	The request body JSON need to follow a certain format	Send the POST request in the correct format.
EC-OPCF-CHF_C-REQVLD-EI-05-04-400-00011-04-01	The TERMINATE-POST request from CHF to PCF failed with status code 400 and cause 'UNSPECIFIED_MSG_FAILURE'	The request body JSON needs to follow a certain format	Send the POST request in the correct format.
EC-OPCF-CHF_C-SIG-EI-05-08-404-00025-04-01	The TERMINATE-POST request from CHF to PCF failed with status code 404 and cause 'SUBSCRIPTION_NOT_FOUND'	The user session is not present in PolicyDS or the session for the user is found but the subscription information is missing.
EC-OPCF-CHF_C-INTRNL-EI-05-08-500-00000-04-01	The TERMINATE-POST request from CHF to PCF failed with status code 500 and cause 'UNKNOWN'	PDS responded back with status code 500
EC-OPCF-CHF_C-INTRNL-EI-05-08-503-00000-04-01	The TERMINATE-POST request from CHF to PCF failed with status code 503 and cause 'UNKNOWN'	Required service is unavailable	Check whether all services are up and running
EC-OPCF-CHF_C-INTRNL-EI-05-08-504-00069-04-01	Request from CHF to PCF failed HTTP Status: 504 - GATEWAY_TIMEOUT Cause: TIMED_OUT_REQUEST Error Category: Internal (INTRNL)	The request has timed out and was rejected.

Table E-6 Error Code Dictionary for Binding

App Error Id	Description	Cause	Action
EC-OPCF-BINDING-REQVLD-EI-05-19-500-00011-02-01	BSF Audit request from BSF to PCF failed at Binding Service with HttpStatus - 500 Internal Server Error Cause - UNSPECIFIED_MSG_FAILURE Error Category: Request Validation (REQVLD)	The request is rejected due to unspecified client error.	Make sure the request body is in right Json format.
EC-OPCF-BINDING-REQVLD-EI-05-19-500-00046-02-01	BSF Audit request from BSF to PCF failed at Binding Service with HttpStatus - 500 Internal Server Error Cause - INCORRECT_LENGTH Error Category: Request Validation (REQVLD)	The request has an invalid content length for the request body	Check if Content-Length header is present in request headers and has a valid value which matches to the request body size.
EC-OPCF-BINDING-SIG-EI-05-19-404-00053-02-01	BSF Audit request from BSF to PCF failed at Binding Service with HttpStatus - 404 Not Found Cause - CONTEXT_NOT_FOUND Error Category: Signalling (SIG)	BSF Audit request is sent with a context id that is not associated with any existing Binding session.	Send the request with registered context id.
EC-OPCF-BINDING-INTRNL-EI-05-19-500-00000-02-01	BSF Audit request from BSF to PCF failed at Binding Service with HttpStatus - 500 Internal Server Error Cause - UNKNOWN Error Category: Internal (INTRNL)	The request is rejected due to unknown error.
EC-OPCF-BINDING-INTRNL-EI-05-19-504-00069-02-01	BSF Audit requestfrom BSF to PCF failed at Binding Service HttpStatus - 504 GATEWAY_TIMEOUT Cause - TIMED_OUT_REQUEST Error Category: Internal (INTRNL)	The request has timed out and was rejected.

Table E-7 Error Code Dictionary for Egress Gateway

App Error Id	Description	Cause	Action
OPCF-EGW-E004	Egress Gateway generates 503 Error code with cause "SERVICE UNAVAILABLE" and "OPCF-EGW-E004" as App Error ID.	FQDN of nUDR is not reachable from Egress Gateway.	Send GET request for an UDR whose FQDN is not reachable.
OPCF-EGW-E003	Egress Gateway generates 503 Error code with cause "SERVICE UNAVAILABLE"and "OPCF-EGW-E003" as App Error ID.	Egress Gateway is not able to resolve the FQDN of nUDR.	Send GET request for an UDR with unresolved FQDN.

Table E-8 Error Code Dictionary for Ingress Gateway

App Error Id	Description	Cause	Action
OPCF-IGW-E112	Ingress Gateway generates 400 Error code with cause "BAD REQUEST" and "OPCF-IGW-E112" as App Error ID.	"User-Agent" header is missing in CRAETE request.	Send AM Create request without any User-Agent.
OPCF-IGW-E165	Ingress Gateway generates 400 Error code with cause "BAD REQUEST" and "OPCF-IGW-E165" as App Error ID.	CREATE request has incorrect XFCC header.	Send SM CREATE request with incorrect XFCC header.

Table E-9 Error Code Dictionary for NRF Client

App Error Id	Description	Cause	Action
OPCF-NCMGMT-E502	NRF client generates 400 Error code with cause "BAD REQUEST" and "OPCF-NCMGMT-E502" as App Error ID.	UDR SUSPENSION status change notification is with wrong version as "apiVersionInUri": "v1.0".	Send UDR SUSPENSION status change notification with wrong version as "apiVersionInUri": "v1.0".
OPCF-NCMGMT-E033	NRF client generates 400 Error code with cause "BAD REQUEST" and "OPCF-NCMGMT-E033" as App Error ID.	UDR SUSPENSION status change notification without any event as "event": "" .	Send UDR SUSPENSION status change notification without any event as "event": "" .

Table E-10 Error Cause Diameter Connector to SM service

Diameter Error Name	Diameter Result Code	Response Body 'Cause' from Diameter Connector to SM
DIAMETER_UNABLE_TO_COMPLY	5012	An internal failure occurred.
DIAMETER_UNKNOWN_SESSION_ID	5002	A request is received with unknown session ID.
DIAMETER_UNABLE_TO_DELIVER	3002	Request did not delivered to the destination.
DIAMETER_TOO_BUSY	3004	An upstream peer is either in congestion or too busy to handle a request.
DIAMETER_MISSING_AVP	5005	The request did not contain an AVP that is required by the Command Code definition.
DIAMETER_COMMAND_UNSUPPORTED	3001	The Request contained a Command-Code that the receiver did not recognize or support.
DIAMETER_LOOP_DETECTED	3005	An agent detected a loop while trying to get the message to the intended recipient.
DIAMETER_UNSUPPORTED_VERSION	5011	A request was received, whose version number is unsupported.
DIAMETER_AVP_OCCURS_TOO_MANY_TIMES	5009	A message was received that included an AVP that appeared more often than permitted in the message definition.
DIAMETER_AVP_UNSUPPORTED	5001	The peer received a message that contained an AVP that is not recognized or supported and was marked with the Mandatory bit.
DIAMETER_INVALID_AVP_VALUE	5004	The request contained an AVP with an invalid value in its data portion.
DIAMETER_INVALID_AVP_LENGTH	5014	The request contained an AVP with an invalid length.
DIAMETER_INVALID_HDR_BITS	3008	A request was received whose bits in the Diameter header were either set to an invalid combination, or to a value that is inconsistent with the command code definition.
DIAMETER_INVALID_AVP_BITS	3009	A request was received that included an AVP whose flag bits are set to an unrecognized value, or that is inconsistent with the AVP definition.

Table E-11 Diameter Result Codes from TDF toward SM service

Diameter Result Code HTTP Response Code Diameter Connector Response Body

DIAMETER_SUCCESS 200 No response body

DIAMETER_MISSING_AVP / DIAMETER_UNABLE_TO_COMPLY / DIAMETER_UNABLE_TO_DELIVER / DIAMETER_TOO_BUSY / DIAMETER_LOOP_DETECTED/ DIAMETER_APPLICATION_UNSUPPORTED

500

Diameter Result Code	HTTP Response Code	Diameter Connector Response Body
DIAMETER_SUCCESS	200	No response body
DIAMETER_MISSING_AVP / DIAMETER_UNABLE_TO_COMPLY / DIAMETER_UNABLE_TO_DELIVER / DIAMETER_TOO_BUSY / DIAMETER_LOOP_DETECTED/ DIAMETER_APPLICATION_UNSUPPORTED	500	`{ "type": null, "title": "INTERNAL_SERVER_ERROR", "status": 500, "detail": "Error Occurred", "instance": null, "cause": "<Mapping of Diameter Result Code with Cause is provided in below table>", "invalidParams": null }`
DIAMETER_UNKNOWN_SESSION_ID	404	`{ "type": null, "title": "NOT_FOUND", "status": 404, "detail": "Session Does not Exist", "instance": null, "cause": "A request is received with unknown session ID.", "invalidParams": null }`


{
      "type": null,
      "title": "INTERNAL_SERVER_ERROR",
      "status": 500,
      "detail": "Error Occurred",
      "instance": null,
      "cause": "<Mapping of Diameter Result Code with Cause is provided in below table>",
      "invalidParams": null
}

DIAMETER_UNKNOWN_SESSION_ID

404


{
      "type": null,
      "title": "NOT_FOUND",
      "status": 404,
      "detail": "Session Does not Exist",
      "instance": null,
      "cause": "A request is received with unknown session ID.",
      "invalidParams": null
}

Table E-12 HTTP Result Codes from SM service toward TDF

HTTP Response Code	Diameter Result Code
204/200	DIAMETER_SUCCESS
500	DIAMETER_UNABLE_TO_COMPLY
503	DIAMETER_UNABLE_TO_COMPLY
400	DIAMETER_UNABLE_TO_COMPLY
404	DIAMETER_UNKNWON_SESSION_ID

Table E-13 Cause Codes

Error Cause	Code
UNKNOWN	00000
USER_UNKNOWN	00001
INVALID_API	00002
INVALID_MSG_FORMAT	00003
INVALID_QUERY_PARAM	00004
MANDATORY_QUERY_PARAM_INCORRECT	00005
OPTIONAL_QUERY_PARAM_INCORRECT	00006
MANDATORY_QUERY_PARAM_MISSING	00007
MANDATORY_IE_INCORRECT	00008
OPTIONAL_IE_INCORRECT	00009
MANDATORY_IE_MISSING	00010
UNSPECIFIED_MSG_FAILURE	00011
PCC_RULE_EVENT	00012
UE_STATUS_SUSPEND	00013
RULE_TEMPORARY_ERROR	00014
PCC_QOS_FLOW_EVENT	00015
NO_AVAILABLE_POLICY_COUNTERS	00016
UNKNOWN_POLICY_COUNTERS	00017
ERROR_REQUEST_PARAMETERS	00018
PENDING_TRANSACTION	00019
ERROR_TRIGGER_EVENT	00020
WWW_AUTHENTICATE	00021
POLICY_CONTEXT_DENIED	00022
LATE_OVERLAPPING_REQUEST	00023
UPDATE_NOT_ALLOWED	00024
SUBSCRIPTION_NOT_FOUND	00025
USER_NOT_FOUND	00026
DATA_NOT_FOUND	00027
RESOURCE_URI_STRUCTURE_NOT_FOUND	00028
METHOD_NOT_ALLOWED	00029
NOT_ACCEPTABLE	00030
CONFLICT	00031
GONE	00032
LENGTH_REQUIRED	00033
PRECONDITION_FAILED	00034
PAYLOAD_TOO_LARGE	00035
URI_TOO_LONG	00036
UNSUPPORTED_MEDIA_TYPE	00037
INSUFFICIENT_RESOURCES	00038
UNSPECIFIED_NF_FAILURE	00039
SYSTEM_FAILURE	00040
NF_FAILOVER	00041
DATABASE_INCONSISTENCY	00042
UNSUPPORTED_MONITORED_URI	00043
NF_CONGESTION	00044
NF_CONGESTION_RISK	00045
INCORRECT_LENGTH	00046
GATEWAY_TIMEOUT	00047
ERROR_INITIAL_PARAMETERS	00048
BULWARK_SERVICE_ERROR	00049
OPTIONAL_IE_MISSING	00050
INVALID_MESSAGE_FORMAT	00051
APP_IN_CONGESTION_STATE	00052
CONTEXT_NOT_FOUND	00053
BULWARK_ALREADY_LOCKED	00054
BULWARK_SERVICE_UNREACHABLE	00055
INTERNAL_SERVER_ERROR	00056
BAD_REQUEST	00057
UNAUTHORIZED	00058
FORBIDDEN	00059
NOT_FOUND	00060
REQUEST_TIMEOUT	00061
TOO_MANY_REQUESTS	00062
ERROR_4XX	00063
SERVICE_UNAVAILABLE	00064
ERROR_5XX	00065
BINDING_SERVICE_ERROR	00066
INSUFFICIENT_RESOURCES_SLICE	00067
REQUESTED_SERVICE_TEMPORARILY_NOT_AUTHORIZED	00068
TIMED_OUT_REQUEST	00069

E Error Code Dictionary