When clicking the button "Approve" on UI in an UAT environment the following error as been occurred: "Error Evaluating UI Expression - Expression evaluation error: Could not find variable
But it is working fine in DEV environment.
Need assistance in this regard.
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Check if you have re-named or deleted any variables on that UI. Is this UI a start form? if yes, check the process variables as well.
Error found in Process model- User input task that activity class variable mapped wrongly and the defect is fixed.
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