How To Fix /SAPPO/OPH_CUSTOM002 - Message class &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPPO/OPH_CUSTOM -

• Message number: 002

• Message text: Message class &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPPO/OPH_CUSTOM002 - Message class &1 does not exist ?

  The SAP error message /SAPPO/OPH_CUSTOM002 indicating that "Message class &1 does not exist" typically arises when the system is trying to access a message class that has not been defined or is not available in the SAP system. This can occur in various scenarios, such as during the execution of a program, transaction, or when a custom development is involved.
  Cause:
  
  Missing Message Class: The specified message class (denoted by &1 in the error message) has not been created or is not available in the system.
  Incorrect Configuration: The system might be configured to use a message class that does not exist due to a typo or incorrect settings.
  Transport Issues: If the message class was recently transported from another system, the transport might not have been successful, or the message class was not included in the transport request.
  Development Environment: If you are working in a development environment, the message class may not have been created yet.
  
  Solution:
  
  Check Message Class: Verify if the message class exists in the system. You can do this by using transaction code SE91 (Message Class Maintenance) to check if the message class is defined.
  Create Message Class: If the message class does not exist, you can create it using transaction SE91. Define the message class and add the necessary messages.
  Correct Configuration: If the message class is referenced incorrectly, check the configuration settings or the code that is trying to access the message class and correct any typos or errors.
  Transport Check: If the message class was supposed to be transported, check the transport logs to ensure that it was included and successfully imported into the target system.
  Consult Documentation: If this error is related to a specific SAP module or custom development, consult the relevant documentation or reach out to the development team for further assistance.
  
  Related Information:
  
  Transaction Codes: 
  
  SE91: Message Class Maintenance
  SE80: Object Navigator (to check for related objects)
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional context.
  Custom Development: If this error is occurring in a custom program, review the code to ensure that the message class is being referenced correctly.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.