After upgrading IDM from 14.2 to 14.4, the workflow approval is throwing java.lang.NullPointerException when trying to view the workflow item.
The first two approval stages work as expected but when the third stage approver goes to approve, the workflow no longer appears in the workflow items list. It's as if the workflow has disappeared.
The new workflow Approval Timeout field in 14.4 needs to be set.
Set or increase the value in the Approval Timeout field of the workflow configuration. For example: