How To Fix RW636 - Changing the transaction code is not permitted for parked documents

RW636 - Overview

• Message type: E = Error

• Message class: RW - Interface to Accounting

• Message number: 636

• Message text: Changing the transaction code is not permitted for parked documents

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RW636 - Changing the transaction code is not permitted for parked documents ?

  The SAP error message RW636, which states "Changing the transaction code is not permitted for parked documents," typically occurs when you attempt to change the transaction code of a parked document in SAP. Parked documents are financial documents that have been saved but not yet posted, allowing for review and approval before final posting.
  
  Cause:
  The error arises because SAP has specific rules regarding parked documents to ensure data integrity and prevent unauthorized changes. Once a document is parked, certain attributes, including the transaction code, are locked to maintain the document's status and prevent inconsistencies in the financial data.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review Document Status: Ensure that the document you are trying to modify is indeed parked. If it is already posted, you cannot change the transaction code.
  
  
  Unpark the Document: If you need to make changes to the document, you may need to unpark it first. This can be