How To Fix HRPAYFR_DSN000 - The &1 class does not exist or is an incompatible type

SAP Error Message - Details

• Message type: E = Error

• Message class: HRPAYFR_DSN - Message class for DSN

• Message number: 000

• Message text: The &1 class does not exist or is an incompatible type

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 HRPAYFR_DSN000 - The &1 class does not exist or is an incompatible type ?

  The SAP error message HRPAYFR_DSN000 indicates that there is an issue with a class that is either missing or incompatible in the context of the payroll processing in the SAP HR module. This error typically arises in the French payroll (as indicated by the prefix HRPAYFR), but it can also occur in other contexts where class definitions are required.
  Cause:
  
  Missing Class: The specified class (&1) does not exist in the system. This could be due to a configuration error or a missing transport.
  Incompatible Type: The class exists but is not compatible with the expected type. This could happen if the class was modified or if there are version mismatches.
  Incorrect Configuration: The payroll configuration may reference a class that is not properly defined or has been deleted.
  Transport Issues: If the system has recently undergone a transport of changes, the class may not have been included or properly activated.
  
  Solution:
  
  
  Check Class Existence:
  
  Use transaction SE80 or SE11 to check if the class exists in the system. Look for the class name that is indicated in the error message.
  
  
  
  Verify Class Compatibility:
  
  If the class exists, check its definition and ensure it is compatible with the expected type. This may involve reviewing the class attributes and methods.
  
  
  
  Review Configuration:
  
  Go through the payroll configuration settings to ensure that all referenced classes are correctly defined and active.
  Check for any recent changes in the configuration that might have led to this issue.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, verify that all necessary objects were included in the transport request and that they were successfully imported into the target system.
  If needed, re-import the transport or manually create the missing class.
  
  
  
  Consult Documentation:
  
  Review SAP notes and documentation related to the specific payroll implementation you are using. There may be known issues or patches available.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can set breakpoints in the relevant payroll processing programs to identify where the error is being triggered.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Support Portal for any relevant notes that might address this specific error.
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator), SE11 (Data Dictionary), and SM37 (Job Monitoring) for troubleshooting.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.