ORA Error Codes

Archivelog Remote File Server process in Error state

Cannot co-locate [sub]partition of string string with table [sub]partition because string block size [string] does not match table block size [string]

Archivelog standby database identifier mismatch

Cannot perform a DML operation inside a query

Cannot perform a DDL- commit or rollback inside a query or DML

Cannot perform a lob write operation inside a query

Database open for read-only access

Database already open for read-only access by another instance

Database already open for read-write access by another instance

Standby database is restricted to read-only access