How To Fix CNV_DMC_UI_FW_DYNPRO003 - Subscreens repid variable cannot be referenced.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_UI_FW_DYNPRO - Messages for dynpro framework

• Message number: 003

• Message text: Subscreens repid variable cannot be referenced.

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 CNV_DMC_UI_FW_DYNPRO003 - Subscreens repid variable cannot be referenced. ?

  The SAP error message CNV_DMC_UI_FW_DYNPRO003 typically occurs in the context of the SAP Data Migration Cockpit (DMC) or during the execution of a custom or standard SAP transaction that involves dynamic screens (dynpros). The error indicates that there is an issue with referencing a variable related to subscreens in the program.
  Cause:
  
  Variable Declaration Issues: The error may arise if the variable that is supposed to hold the subscreen's repid (repository ID) is not properly declared or initialized in the ABAP program.
  Dynamic Screen Handling: If the program is trying to dynamically call a subscreen without the necessary context or if the subscreen is not properly defined, this error can occur.
  Missing or Incorrect Subscreen Definition: The subscreen might not be defined correctly in the screen painter or might be missing altogether.
  Program Logic Errors: There could be logical errors in the program that prevent the correct subscreen from being referenced.
  
  Solution:
  
  Check Variable Declaration: Ensure that the variable used to reference the subscreen's repid is declared correctly in the ABAP program. It should be of the correct type and scope.
  Review Subscreen Definitions: Verify that the subscreen is defined correctly in the screen painter and that it is associated with the main screen properly.
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. Check the values of the variables involved in the subscreen call.
  Initialization: Make sure that the variable holding the repid is initialized before it is used. This can prevent referencing issues.
  Consult Documentation: Review SAP documentation or notes related to the Data Migration Cockpit or the specific transaction you are working with for any known issues or updates.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide patches.
  
  Related Information:
  
  SAP Data Migration Cockpit (DMC): This tool is used for data migration in SAP S/4HANA and other SAP systems. Understanding its architecture and how it handles screens can be beneficial.
  ABAP Programming: Familiarity with ABAP programming, especially regarding screen handling and dynamic programming, is essential for troubleshooting this error.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.