Oracle Error Codes

All Oracle Database Error Codes

Oracle database error code ORA-28156 – Proxy user string not authorized to set role string for client string

Oracle Database Error Code ORA-28156 Description :

Proxy user string not authorized to set role string for client string

Error Cause:

A proxy user has not been granted the right to use a role on behalf of a client.

How to Solve :

Execute the command ALTER USER GRANT CONNECT THROUGH PROXY to grant the needed role.