How To Fix CACSDESIGN256 - Identification of object instance must be a number

SAP Error Message - Details

• Message type: E = Error

• Message class: CACSDESIGN - Messages From Construction

• Message number: 256

• Message text: Identification of object instance must be a number

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CACSDESIGN256 - Identification of object instance must be a number ?

  The SAP error message CACSDESIGN256 with the description "Identification of object instance must be a number" typically occurs in the context of SAP's Customizing and Design tools, particularly when working with object instances in the system. This error indicates that the system expects a numeric identifier for an object instance, but it has received a non-numeric value instead.
  Cause:
  
  Incorrect Input: The most common cause is that a user has entered a non-numeric value (like a string or special character) in a field that requires a numeric identifier.
  Data Corruption: There may be issues with the data integrity in the database, where an object instance identifier has been corrupted or incorrectly formatted.
  Configuration Issues: There might be a misconfiguration in the system settings or in the way the object instances are defined.
  
  Solution:
  
  Check Input Values: Review the input fields where the error occurred. Ensure that all identifiers are numeric and conform to the expected format.
  Data Validation: Implement validation checks in the application to ensure that only numeric values can be entered in fields that require numeric identifiers.
  Review Configuration: Check the configuration settings related to the object instances. Ensure that they are set up correctly and that there are no discrepancies.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the non-numeric value is being introduced.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines related to the object instances you are working with.
  Contact Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in diagnosing or fixing the issue, such as SE80 (Object Navigator) or SE11 (Data Dictionary).
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.