R12.1.3 : Error during the installation of Patch 20042161:R12.ZX.B

Hello,

During the installation of Patch 20042161:R12.ZX.B we had the following error:

The following Oracle Forms objects did not generate successfully:

ap      forms/US        APXINWKB.fmx


Log file is showing :
--------------------------------------------

File name : w2.log
-------------------------------------
Generating form "forms/F/APXINWKB.fmx" with command:

/oracle/BAS1/tech/10.1.2/bin/frmcmp_batch module=/oracle/BAS1/appl/appl/au/12.0.0/forms/F/APXINWKB.fmb userid=APPS/***** output_file=/oracle/BAS1/appl/appl/ap/12.0.0/forms/F/APXINWKB.fmx module_type=form batch=yes compile_all=special

WARNING generating form "forms/F/APXINWKB.fmx" from input file
/oracle/BAS1/appl/appl/au/12.0.0/forms/F/APXINWKB.fmb