How To Fix /PM0/3FP_MESSAGES020 - Class &1 does not have an MR_CONTEXT field that can be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/3FP_MESSAGES -

• Message number: 020

• Message text: Class &1 does not have an MR_CONTEXT field that can be changed

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 /PM0/3FP_MESSAGES020 - Class &1 does not have an MR_CONTEXT field that can be changed ?

  The SAP error message /PM0/3FP_MESSAGES020 indicates that a specific class (denoted by &1) does not have a field called MR_CONTEXT that can be modified. This error typically arises in the context of SAP's Plant Maintenance (PM) or similar modules where certain classes or objects are expected to have specific fields for maintenance or configuration purposes.
  Cause:
  
  Class Definition: The class specified in the error message does not have the MR_CONTEXT field defined in its structure. This could be due to the class being incorrectly configured or not intended to have this field.
  Field Accessibility: The MR_CONTEXT field may exist but is not marked as changeable or editable in the class definition.
  Incorrect Configuration: The system may be expecting a certain configuration that is not present in the class definition.
  
  Solution:
  
  
  Check Class Definition:
  
  Go to the class definition in the SAP system (transaction code CL02 for display or CL01 for create).
  Verify if the MR_CONTEXT field is defined in the class. If it is not, you may need to add it if it is required for your business process.
  
  
  
  Modify Field Properties:
  
  If the MR_CONTEXT field exists but is not changeable, you may need to adjust its properties to allow changes. This can typically be done in the class definition settings.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help resources related to the specific class and its intended use. This can provide insights into whether the MR_CONTEXT field should be present.
  
  
  
  Check for Customizations:
  
  If your organization has custom developments or enhancements, check if any custom logic is affecting the class definition or field availability.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide guidance based on the specific version and configuration of your SAP system.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CL01, CL02, and CL03 for class management.
  SAP Notes: Search for SAP Notes related to this error message or the specific class in the SAP Support Portal.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.