How To Fix CM_EXPERT305 - An error occurred when reading property &1 of specification &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EXPERT - Messages for Expert

• Message number: 305

• Message text: An error occurred when reading property &1 of specification &2

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 CM_EXPERT305 - An error occurred when reading property &1 of specification &2 ?

  The SAP error message CM_EXPERT305 indicates that there was an issue when trying to read a specific property of a specification in the SAP system. This error typically arises in the context of SAP's Classification Management or Product Lifecycle Management (PLM) modules, where specifications and properties are managed.
  Cause:
  The error can be caused by several factors, including:
  
  Missing or Incomplete Data: The property or specification being referenced may not exist, or it may not be fully defined in the system.
  Authorization Issues: The user may not have the necessary permissions to access the specified property or specification.
  System Configuration Issues: There may be configuration problems in the system that prevent the property from being read correctly.
  Database Issues: There could be issues with the database, such as corruption or connectivity problems, that prevent the system from retrieving the required data.
  Transport Issues: If the specification was recently transported from another system, it may not have been transported correctly.
  
  Solution:
  To resolve the CM_EXPERT305 error, you can take the following steps:
  
  Check Specification and Property: Verify that the specification and the property you are trying to access exist in the system. Ensure that they are correctly defined and active.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the specification and its properties. You may need to consult with your SAP security team.
  Check Configuration: Review the configuration settings related to the specifications and properties in the SAP system. Ensure that everything is set up correctly.
  Database Check: If you suspect database issues, perform a database consistency check or consult your database administrator to ensure that the database is functioning correctly.
  Transport Logs: If the issue arose after a transport, check the transport logs for any errors or warnings that may indicate problems with the transport process.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  Debugging: If you have access to development tools, consider debugging the process to identify where the error occurs and gather more information about the underlying issue.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Classification Management or PLM for more details on specifications and properties.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  SAP Support: If the issue persists and you cannot find a resolution, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to identify the cause of the CM_EXPERT305 error and implement a suitable solution.