How To Fix RTST_TP028 - Purchase order cannot be updated.

SAP Error Message - Details

• Message type: E = Error

• Message class: RTST_TP - Messages of Fiori App Transfer Products

• Message number: 028

• Message text: Purchase order cannot be updated.

What causes this issue?

There was an error while updating purchase order &V1&.

System Response

Submitting the transfer is canceled.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

Start transaction SLG1 (application log) and enter W_SRS_MOB as
<LS>Object</>, MOBILE_TP as <LS>Subobject</> and filter for timestamp
&V2&. There you should find detailed information why the update of the
purchase order failed. After correcting the issue, you can resubmit the
transfer. If you cannot resolve the issue, please open an incident on
component LO-RFM-STO-FIO.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RTST_TP028 - Purchase order cannot be updated. ?

  The SAP error message RTST_TP028, which states "Purchase order cannot be updated," typically occurs when there are issues related to the purchase order (PO) that prevent it from being modified. Here are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Status of the Purchase Order: The purchase order may be in a status that does not allow updates, such as being fully processed, completed, or closed.
  Authorization Issues: The user may not have the necessary authorizations to make changes to the purchase order.
  Document Locking: The purchase order might be locked by another user or process, preventing updates.
  Incomplete Data: Required fields or data may be missing or incorrect, which can prevent the update.
  Custom Validations: Custom validations or enhancements in the system may be preventing the update based on specific business rules.
  
  Solutions:
  
  Check Purchase Order Status: Verify the status of the purchase order. If it is completed or closed, you may need to create a new purchase order or reverse the status if applicable.
  Review Authorizations: Ensure that the user attempting to update the purchase order has the necessary permissions. This may require coordination with your SAP security team.
  Release Locks: If the document is locked, identify the user or process that has locked it and resolve the locking issue. You can use transaction code SM12 to check for locks.
  Validate Data: Review the purchase order for any missing or incorrect data. Ensure all mandatory fields are filled out correctly.
  Consult Custom Logic: If there are custom validations in place, consult with your ABAP team or SAP support to understand the logic and how it may be affecting the update process.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like ME22N (Change Purchase Order) to attempt the update and ME23N (Display Purchase Order) to view the current status and details of the PO.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation or help files related to purchase order processing for further insights into common issues and resolutions.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with SAP's customer support for more in-depth troubleshooting.