Reason why SQLcode -922 generated:

Authorization failed because of the error indicated by error-type

It can be any of the following..

* User authorization.

* Plan access

* connect

* Installation error

* Duplicate exit requested.

Reason code: DB2® reason code associated with authorization failure

Reason why SQLcode -923 generated:

The connection to DB2® failed for the reason indicated by condition, which can be any of the following:

* DB2 not up

* DB2 not operational

* DB2 shutdown in progress

* DB2 restricted access mode

* Allocation error

* DB2 - CICS® attachment not up

* DB2 - CICS ENTRY disabled

* The object is dependent on facilities of a release of DB2 that is newer than the release that you are currently running (fall back).

* DB2 restarted in light mode