Message Oracle TNS-01187 - No proxy service handler available

ERRORNo proxy service handler available
CAUSEOne of the following conditions has occurred: - the proxy service was not registered - the proxy service was registered, but was blocking new connections - all of the registered proxy service handlers were blocking new connections
ACTIONIf the proxy service is not registered it may need to be restarted. If the proxy service handlers are busy and not accepting new connections more of them may need to be started to handle the load.