ADWorker error applying Patch 14102661 - timeout occurred while waiting to lock object

HELP.   Trying to apply Patch 14102661 - getting 

AD Worker error:

ORA-04021: timeout occurred while waiting to lock object

UPLOADED Worker Log and Patch Log.

Here's the Worker Log:

************************************************************************************

Time when worker started job: Fri Mar 15 2013 20:32:21

Start time for file is: Fri Mar 15 2013 20:32:21

Initializing PL/SQL direct execute exceptions hash table ...

Done initializing PL/SQL direct execute exceptions hash table.

Uploading PL/SQL direct execute exceptions from file ...

Done uploading PL/SQL direct execute exceptions from file.

package /u01/oracle/wrprod1/apps/apps_st/appl/ar/12.0.0/patch/115/sql/ARPLARLB.pls

Done deactivating PL/SQL compilation.

AD Worker error:

ORA-04021: timeout occurred while waiting to lock object