ORA-15055
unable to connect to the Oracle ASM instance
Cause
The client instance was unable to connect to the Oracle Automatic Storage Management (Oracle ASM) instance.
Action
Check the alert log, trace files, and any additional error messages for information regarding the connect error. Contact Oracle Support if the error persists.
ORA-15055
unable to connect to ASM instance
Cause
The relational database management system (RDBMS) instance was unable to connect to the required ASM instance when accessing a disk group.
Action
Check the additional error messages. Configure the correct ASM system identifier (SID) or ensure that the RDBMS instance has operating system privileges for ASM SYSDBA.
ORA-15055
unable to connect to ASM instance
Cause
The relational database management system (RDBMS) instance was unable to connect to the required ASM instance when accessing a disk group.
Action
Check the additional error messages. Configure the correct ASM system identifier (SID) or ensure that the RDBMS instance has operating system privileges for ASM SYSDBA.