Message Oracle ORA-28165 - proxy string may not specify password-protected role string for client string

ERRORproxy string may not specify password-protected role string for client string
CAUSEA proxy user attempted to activate a role on behalf of a client which has a password associated with it. Since the proxy does not have a password, this activation cannot be allowed.
ACTIONAttempt to activate a different role or change the role administratively so that there is no password.