How To Fix 42544 - CLASS = "&1", LOIO = "&2":

SAP Error Message - Details

• Message type: E = Error

• Message class: 42 - Information Workbench

• Message number: 544

• Message text: CLASS = "&1", LOIO = "&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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 42544 - CLASS = "&1", LOIO = "&2": ?

  The SAP error message "42544 CLASS = "&1", LOIO = "&2" typically relates to issues with object management in the SAP system, particularly when dealing with the Object Link Information Object (LOIO) and its associated class. This error can occur in various contexts, such as when trying to access, modify, or delete an object that is either locked, does not exist, or is not accessible due to authorization issues.
  Cause:
  
  Object Locking: The object you are trying to access may be locked by another user or process.
  Authorization Issues: The user may not have the necessary permissions to access the specified object.
  Object Non-Existence: The object identified by the LOIO may not exist in the system.
  Incorrect Object Class: The class specified may not be valid or may not correspond to the LOIO provided.
  
  Solution:
  
  
  Check Object Locking:
  
  Use transaction code SM12 to check for locks on the object. If you find a lock, you may need to wait for the other user to release it or contact them to do so.
  
  
  
  Verify Authorizations:
  
  Ensure that the user has the necessary authorizations to access the object. You can check this using transaction SU53 to analyze authorization failures.
  
  
  
  Confirm Object Existence:
  
  Verify that the object with the specified LOIO exists in the system. You can use transaction SE11 or SE16 to check the relevant database tables.
  
  
  
  Check Object Class:
  
  Ensure that the class specified in the error message is correct and corresponds to the LOIO. You may need to consult the documentation or system configuration to confirm this.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for locks), SU53 (for authorization checks), SE11 (for data dictionary), and SE16 (for table data browsing).
  SAP Documentation: Review SAP documentation related to object management and authorization concepts.
  Community Forums: Engage with SAP community forums or user groups for shared experiences and solutions related to this error.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the SAP error message 42544.