How To Fix CM_EHFND_COMN101 - Passed key contains invalid characters

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_COMN - Commonly Used Messages

• Message number: 101

• Message text: Passed key contains invalid characters

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 CM_EHFND_COMN101 - Passed key contains invalid characters ?

  The SAP error message CM_EHFND_COMN101 with the description "Passed key contains invalid characters" typically occurs when there are issues with the format or content of the key being passed to a function or service in SAP. This error is often related to the use of keys in OData services, where the key must conform to specific formatting rules.
  Causes:
  
  Invalid Characters: The key being passed may contain characters that are not allowed. For example, special characters, spaces, or incorrect encoding can lead to this error.
  Incorrect Key Format: The key may not match the expected format defined in the OData service or the underlying data model.
  Data Type Mismatch: The key might be of a different data type than what the service expects (e.g., passing a string instead of an integer).
  Leading/Trailing Spaces: Sometimes, leading or trailing spaces in the key can cause this error.
  Incorrect URL Encoding: If the key is part of a URL, it may not be properly URL-encoded, leading to invalid characters being interpreted.
  
  Solutions:
  
  Check Key Format: Ensure that the key you are passing matches the expected format. Refer to the OData service documentation for the correct key structure.
  Remove Invalid Characters: Inspect the key for any invalid characters and remove or replace them as necessary.
  Trim Spaces: Use functions to trim any leading or trailing spaces from the key before passing it to the service.
  Validate Data Types: Ensure that the key is of the correct data type as expected by the service.
  URL Encoding: If the key is part of a URL, ensure that it is properly URL-encoded. For example, spaces should be replaced with %20, and special characters should be encoded appropriately.
  Debugging: If you have access to the backend, you can debug the service call to see the exact key being passed and identify any discrepancies.
  
  Related Information:
  
  OData Services: Understanding how OData services work in SAP can help in troubleshooting issues related to keys and data retrieval.
  SAP Documentation: Refer to SAP Help Portal or specific documentation related to the OData service you are using for more details on key requirements.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.