R12 Unexpected Error Occurred During Tax Calculation. Exception: 013 (Doc ID 437693.1)

Symptoms

When attempting to save a requisition or purchase order the following error occurs:

An error occurred during Tax Calculation. Please correct the problem or contact your System Administrator. Your transactions have been saved. Tax will be recalculated when the document is submitted for Approval.

When submitting the document for Approval the following error occurs:

Error Messages: Unexpected error occurred during Tax Calculation.
Exception:013 - An unexpected error has occurred. Please contact your system administrator.
Please correct the problem or contact your System Administrator.

STEPS
1. Create a requisition or purchase order.
2. Save the document - first error occurs.
3. Submit the document for Approval, the second error occurs.

Cause

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