"Error showing tasklist" message when trying to access the tasklist from webcenter

(Doc ID 2340676.1)

Last updated on DECEMBER 18, 2017

Applies to:

Oracle Business Process Management Suite - Version 12.1.3.0.0 to 12.2.1.3.0 [Release 12c]
Information in this document applies to any platform.

Symptoms

When a user tries to display the tasklist the following error occurs:

Error showing tasklist. Possible reasons could be : 1. SOA server connection information is not available. 2. If it is run in federated mode, the default server may be down.

STEPS TO REPRODUCE
--------------------------
The issue can be reproduced at will with the following steps:
1. Log on to worklistapp.
2. Error occurs.
3. Refresh page and error disappears.
4. Wait a few hours and error recurs.

The issue was only noticed when the BPM WorkList application was integrated with WebCenter Portal.

Cause

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