Oracle Error Codes

All Oracle Database Error Codes

Oracle database error code ORA-13855 – Tracing for service (module/action) string on instance string is already enabled

Oracle Database Error Code ORA-13855 Description :

Tracing for service (module/action) string on instance string is already enabled

Error Cause:

Attempt to enable a service-level tracing which has been already enabled on a specific instance

How to Solve :

Supply correct service(module/action), or disable and re-enable tracing with different bind/wait options