How To Fix WSAM_SHMAE026 - ATP Error

SAP Error Message - Details

• Message type: E = Error

• Message class: WSAM_SHMAE - Message class for SRS enhanced mat search and ATP request

• Message number: 026

• Message text: ATP Error

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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 WSAM_SHMAE026 - ATP Error ?

  The SAP error message WSAM_SHMAE026 ATP Error typically relates to issues encountered during the Available-to-Promise (ATP) check process in SAP Supply Chain Management (SCM) or SAP Advanced Planning and Optimization (APO).
  
  Cause of WSAM_SHMAE026 ATP Error
  
  ATP Check Failure: The error occurs when the system cannot successfully perform the ATP check for a sales order or delivery due to missing or inconsistent data.
  Master Data Issues: Missing or incorrect master data such as product location master, product allocation, or product availability data.
  Configuration Problems: Incorrect or incomplete configuration in the ATP check profile or product master.
  Integration Issues: Problems in the integration between SAP ERP and SAP APO or SCM, causing ATP data not to be synchronized properly.
  System Communication Errors: Network or RFC communication failures between systems during the ATP check.
  Custom Enhancements or User Exits: Custom code or user exits that interfere with the standard ATP check logic.
  
  
  Solution for WSAM_SHMAE026 ATP Error
  
  
  Check Master Data:
  
  Verify that the product master data is complete and correct.
  Ensure that the product location master and product allocation data are maintained properly.
  Confirm that the product is correctly assigned to the relevant location and ATP check profile.
  
  
  
  Review ATP Check Configuration:
  
  Check the ATP check profile settings in transaction /SAPAPO/ATP_CUST or relevant configuration transactions.
  Ensure that the ATP check rules and parameters are correctly set up.
  
  
  
  Verify Integration and Data Synchronization:
  
  Confirm that CIF (Core Interface) replication between SAP ERP and SAP APO is working correctly.
  Check for any errors in CIF queues (transaction /SAPAPO/CIF).
  Re-initialize or re-run CIF replication if necessary.
  
  
  
  Check System Communication:
  
  Verify RFC connections between systems (transaction SM59).
  Check for any network or system errors that might affect communication.
  
  
  
  Analyze Logs and Dumps:
  
  Review application logs (transaction SLG1) for detailed error messages.
  Check system dumps (transaction ST22) for related runtime errors.
  
  
  
  Test ATP Check Manually:
  
  Perform a manual ATP check for the product and location to isolate the issue.
  Use transaction /SAPAPO/ATP or relevant ATP check tools.
  
  
  
  Review Custom Code:
  
  If custom enhancements or user exits are implemented, review them for potential issues.
  Temporarily disable custom code to test if the error persists.
  
  
  
  SAP Notes and Support:
  
  Search for relevant SAP Notes using the error message or symptom.
  Contact SAP Support if the issue persists after standard troubleshooting.
  
  
  
  
  Related Information
  
  
  Transactions:
  
  /SAPAPO/ATP – ATP Check in APO
  /SAPAPO/CIF – CIF Monitor
  SM59 – RFC Destinations
  SLG1 – Application Log
  ST22 – ABAP Runtime Errors
  
  
  
  SAP Modules Involved:
  
  SAP SCM (Supply Chain Management)
  SAP APO (Advanced Planning and Optimization)
  SAP ERP SD (Sales and Distribution)
  
  
  
  Common SAP Notes:
  
  Check SAP Support Portal for notes related to ATP errors and CIF integration issues.
  
  
  
  
  If you provide more context such as the exact scenario, system versions, or logs, I can help with more specific guidance.