How To Fix WM656 - IDoc & could not be processed

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 656

• Message text: IDoc & could not be processed

What causes this issue?

The IDoc contains more than one article (segment type E1MATNR).
For each IDoc you can only process one segment of type E1MATNR.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Create only IDocs with one article (segment type E1MATNR) and the
corresponding listing conditions.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM656 - IDoc & could not be processed ?

  The SAP error message WM656 indicates that an IDoc (Intermediate Document) could not be processed in the Warehouse Management (WM) module. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting and resolving the issue.
  Causes of WM656 Error
  
  
  Data Issues: The IDoc may contain invalid or incomplete data. This could include missing mandatory fields, incorrect data formats, or values that do not conform to the expected range.
  
  
  Mapping Issues: If the IDoc is not correctly mapped to the corresponding data structures in SAP, it may lead to processing failures.
  
  
  Configuration Issues: Incorrect configuration in the WM module or related components can prevent the IDoc from being processed.
  
  
  System Errors: Temporary system issues, such as database locks or connectivity problems, can also lead to this error.
  
  
  Business Logic Errors: The business logic defined in the system may reject the IDoc due to specific conditions not being met.
  
  
  Solutions to WM656 Error
  
  
  Check IDoc Data: Review the IDoc data for any missing or incorrect fields. Use transaction code WE02 or WE05 to analyze the IDoc and identify any issues.
  
  
  Error Handling: Use transaction code WE19 to simulate the IDoc processing and identify the specific error messages that are generated.
  
  
  Review Mapping: Ensure that the IDoc structure is correctly mapped to the SAP data structures. Check the IDoc type and message type for any discrepancies.
  
  
  Configuration Review: Verify the configuration settings in the WM module. Ensure that all necessary settings are correctly defined.
  
  
  Check Logs: Review the application logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the failure.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific IDoc type you are working with for any known issues or additional troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  
  Related Information
  
  IDoc Types: Familiarize yourself with the specific IDoc type you are working with, as different types may have different requirements and structures.
  Transaction Codes: Common transaction codes for IDoc processing include:
  
  WE02: Display IDoc
  WE05: IDoc List
  WE19: Test IDoc
  SLG1: Application Log
  
  
  SAP Notes: Search for relevant SAP Notes that may address known issues with the specific IDoc type or processing logic.
  
  By following these steps, you should be able to identify the cause of the WM656 error and implement a solution to resolve it.