How To Fix COM_TEXT_CUST174 - Key structure (length &1) too long for log (maximum &2)

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_TEXT_CUST - Messages for Text Customizing

• Message number: 174

• Message text: Key structure (length &1) too long for log (maximum &2)

What causes this issue?

You have flagged a text type as a log text. This means the text is
saved with a time stamp. Since this time stamp is also stored in the
text key, the text key is now too long.

System Response

Text types for this object cannot be flagged as log texts using the
current text key.

How to fix this error?

If you want to flag this text type as a log text, you must define a new
shorter structure for the text key. The maximum length is specified in
the message.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message COM_TEXT_CUST174 - Key structure (length &1) too long for log (maximum &2) ?

  The SAP error message COM_TEXT_CUST174 indicates that the key structure you are trying to use is too long for the log, exceeding the maximum allowed length. This error typically occurs in the context of SAP's logging mechanisms, particularly when dealing with custom logs or messages that are being recorded in the system.
  Cause:
  
  Key Structure Length: The key structure you are using has a length that exceeds the maximum limit defined in the system. This can happen if you are trying to log too much information or if the key structure is not properly defined.
  Configuration Issues: There may be configuration settings in your SAP system that define the maximum length for log entries, and your current key structure exceeds this limit.
  Custom Development: If you are using custom code or enhancements, it is possible that the key structure was not designed with the maximum length constraints in mind.
  
  Solution:
  
  Review Key Structure: Check the definition of the key structure you are using. Ensure that it does not exceed the maximum length allowed by the logging mechanism. You may need to shorten the key or split it into multiple parts.
  Adjust Configuration: If possible, review the configuration settings related to logging in your SAP system. Look for parameters that define maximum lengths and adjust them if necessary, keeping in mind the implications of such changes.
  Modify Custom Code: If the error arises from custom development, review the code to ensure that the key structure is being constructed correctly and does not exceed the maximum length. Refactor the code if needed.
  Consult Documentation: Refer to SAP documentation or notes related to logging and key structures for specific guidance on limits and best practices.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide guidance on logging practices.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  Testing: After making changes, conduct thorough testing to ensure that the logging works as expected and that the error does not recur.
  
  By addressing the key structure length and ensuring compliance with the system's logging constraints, you should be able to resolve the COM_TEXT_CUST174 error.