The workflow approval request for this expense report is not active

JDE E1 9.2/ 9.2.5.6

Some Managers are getting following message window while approving expense reports:

Approval is not possible at this time. The workflow approval request for this expense report is not active. You may click find again, or contact an administrator.

An active workflow approval request is required for managers in order to advance the expense report to the next status.

Click OK to view the expense report detail instead, or click Cancel to exit.

Regards,

Agha