Below is my bursting concurrent request log file.
XDOBURSTREP module: XML Publisher Report Bursting Program
+---------------------------------------------------------------------------+
Current system time is 15-MAR-2021 14:37:19
+---------------------------------------------------------------------------+
XML/BI Publisher Version : 5.6.3
Request ID: 32136127
All Parameters: Dummy for Data Security=Y:ReportRequestID=32136126:DebugFlag=Y
Report Req ID: 32136126
Debug Flag: Y
Updating request description
Updated description
Retrieving XML request information
Node Name:ERP-CLONE01
Preparing parameters
null output =/u01/ERPCL01/inst/apps/ERPCL1_erp-clone01/logs/appl/conc/out/o32136127.out
inputfilename =/u01/ERPCL01/inst/apps/ERPCL1_erp-clone01/logs/appl/conc/out/o32136126.out
Data XML File:/u01/ERPCL01/inst/apps/ERPCL1_erp-clone01/logs/appl/conc/out/o32136126.out
Set Bursting parameters..
Temp. Directory:/usr/tmp
[031521_023721505][][STATEMENT] Oracle XML Parser version ::: Oracle XML Developers Kit 10.1.3.5.0 - Production
[031521_023721505][][STATEMENT] setOAProperties called..
Bursting propertes.....
{user-variable:cp:territory=SA, user-variable:cp:ReportRequestID=32136126, user-variable:cp:language=en, user-variable:cp:responsibility=24178, user-variable.OA_MEDIA=
http://localhost.localdoman:8001/OA_MEDIA, burstng-source=EBS, user-variable:cp:DebugFlag=Y, user-variable:cp:parent_request_id=32136126, user-variable:cp:locale=en-SA, user-variable:cp:user=7011496, user-variable:cp:application_short_name=XDO, user-variable:cp:request_id=32136127, user-variable:cp:org_id=82, user-variable:cp:reportdescription=XX Test Digital Signature Report, user-variable:cp:Dummy for Data Security=Y}
Start bursting process..
Bursting process complete..
Generating Bursting Status Report..
+---------------------------------------------------------------------------+
Start of log messages from FND_FILE
+---------------------------------------------------------------------------+
+---------------------------------------------------------------------------+
End of log messages from FND_FILE
+---------------------------------------------------------------------------+
+---------------------------------------------------------------------------+
No completion options were requested.
I guess you get the ouput but you don't see it signed.. Am I correct? YES