How To Fix /PM0/3FW_CHK_MESS203 - &1:&2 (screen assignment) screen: &4 does not exist (field:&3)

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/3FW_CHK_MESS -

• Message number: 203

• Message text: &1:&2 (screen assignment) screen: &4 does not exist (field:&3)

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 /PM0/3FW_CHK_MESS203 - &1:&2 (screen assignment) screen: &4 does not exist (field:&3) ?

  The SAP error message /PM0/3FW_CHK_MESS203 indicates that there is an issue with the screen assignment in the context of a specific field in a transaction or program. The message typically means that the system is trying to access a screen that does not exist or is not properly defined for the specified field.
  Cause:
  
  Screen Not Defined: The screen referenced in the error message (&4) does not exist in the system. This could be due to a missing screen in the program or a misconfiguration.
  Field Not Assigned: The field (&3) may not be properly assigned to the screen or may not be defined in the context of the screen.
  Transport Issues: If the program or screen was recently transported from another system, it may not have been transported correctly, leading to missing components.
  Custom Development: If there are custom developments or modifications, they may not have been implemented correctly, leading to this error.
  
  Solution:
  
  Check Screen Definition: Verify that the screen (&4) exists in the program. You can do this by checking the screen numbers in the relevant transaction or program using transaction SE80 or SE38.
  Field Assignment: Ensure that the field (&3) is correctly assigned to the screen. This can be checked in the screen painter (transaction SE80) or in the program code.
  Transport Check: If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported correctly.
  Debugging: If you have access to debugging tools, you can set breakpoints in the program to see where the error occurs and gather more context about the issue.
  Consult Documentation: If this is a standard SAP program, consult SAP documentation or support notes for any known issues or patches related to this error.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE80 (Object Navigator) or SE38 (ABAP Editor) to investigate the program and screen definitions.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or similar issues.
  Custom Development: If this is related to custom development, review the code and any recent changes that may have introduced the error.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.