Custom triggers (extensions) added to the PO_HEADERS_ALL or PO_RELEASES_ALL tables may be failing and rolling back the transaction. Recommended Deep Review Steps Step 1. Check Workflow

Double-check that the document is in a state that allows the desired action. Check Key Identifiers: Ensure that the internal IDs (like line_location_id ) match across the PO and the requisition. Audit Accounts:

She realized this was a known bug, often requiring a specific PSA RPC Patch (like Patch 14563642) to align the document statuses.