Alarms and KPIs Guide Alarms and Events SCEF (23000-23200, 102801-115001, 390000) 23157 - Protocol Error in HTTP Message 23157 - Protocol Error in HTTP Message Event Type: SCEF Description: HTTP message received was not processed due to protocol errors. Severity: Info Instance: N/A HA Score: Normal Throttle Seconds: 300 OID: N/A Recovery: It is recommended to contact My Oracle Support for assistance.