Workflow Message no. WL821

Hi All,

I am facing this Error in workflow .

This is basically a approval path issue . So plz guide me to solve this issue ASAP.

Work item 000030777601: Object ZBUS2012 method BUILDAPPROVALPATH cannot be executed

Message no. WL821

Diagnosis

The calling of the object method for the work item ended with a return value for which no handling is modeled in the workflow.

Regards

Abhi