Work item is not displaying in UWL under MSS

Hi All,

my current system in on SAP MSS Add on1.0 and EP7.4

I can see UWL and other work items in workoverview .

I using standard task TS31000007 for CATS approval in MSS .I can see work item in SAP Inbox SBWP but not able to see work item in UWL or workitem(time approval)  .

kindly suggest ASAP.

Regards,

Vijay