How To Fix IDOC_ADAPTER658 - Client can only contain the numbers 0..9

SAP Error Message - Details

• Message type: E = Error

• Message class: IDOC_ADAPTER - Messages for the IDoc Adapter

• Message number: 658

• Message text: Client can only contain the numbers 0..9

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 IDOC_ADAPTER658 - Client can only contain the numbers 0..9 ?

  The SAP error message IDOC_ADAPTER658, which states "Client can only contain the numbers 0..9," typically occurs when there is an issue with the client number being used in an IDoc (Intermediate Document) processing scenario. This error indicates that the client number provided is not valid, as it must consist solely of numeric digits (0-9) and should conform to the expected format.
  Cause:
  
  Invalid Client Number: The client number provided in the IDoc is either non-numeric or contains invalid characters (e.g., letters, special characters).
  Incorrect Mapping: If the IDoc is being generated or processed through a middleware or integration tool, there may be an issue with how the client number is being mapped or transformed.
  Configuration Issues: There may be configuration issues in the SAP system or the middleware that are causing the client number to be incorrectly set.
  
  Solution:
  
  Check the IDoc Data: Review the IDoc data to ensure that the client number field contains only numeric values (0-9). You can use transaction WE02 or WE05 to analyze the IDoc.
  Correct Mapping: If the IDoc is being processed through middleware (like SAP PI/PO or other integration tools), check the mapping configuration to ensure that the client number is being correctly mapped and transformed.
  Validate Input Data: Ensure that the source system or application sending the IDoc is providing a valid client number. If necessary, implement validation checks in the source system to prevent invalid data from being sent.
  Review Configuration: Check the configuration settings in both the SAP system and any middleware to ensure that they are set up correctly to handle client numbers.
  
  Related Information:
  
  IDoc Structure: Familiarize yourself with the IDoc structure and the specific segments that contain the client number. This will help in identifying where the issue may be occurring.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like WE02 (Display IDoc) and WE05 (IDoc List) to monitor and analyze IDocs for errors.
  Error Handling: Implement error handling and logging mechanisms in your IDoc processing to capture and address issues proactively.
  
  By following these steps, you should be able to identify and resolve the cause of the IDOC_ADAPTER658 error in your SAP environment.