How To Fix VR006 - Field $ cannot be assigned a value by this access type

SAP Error Message - Details

• Message type: E = Error

• Message class: VR - Output for SD Reporting

• Message number: 006

• Message text: Field $ cannot be assigned a value by this access type

What causes this issue?

This field cannot be supplied with a value by the access type you have
selected.

System Response

This field will not be filled in the list display.

How to fix this error?

Either select the access type which is used to fill this field or
remove this field from the <GL:display variant>display variant</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VR006 - Field $ cannot be assigned a value by this access type ?

  The SAP error message:
  VR006: Field $ cannot be assigned a value by this access type
  
  Cause:
  This error occurs during the processing of a screen field or table field in a module pool or a screen flow logic when the program tries to assign a value to a field that is not allowed to be changed or assigned in the current context or access type.
  In SAP, fields on screens or in data structures can have different access types (e.g., input, output, hidden, display). The system enforces these access types strictly. If the program tries to assign a value to a field that is, for example, output-only or display-only, or if the field is protected or read-only in the current screen context, this error is triggered.
  
  Typical Scenarios:
  
  Trying to assign a value to a screen field that is set as output only or display only.
  Assigning a value to a field in a structure or table that is marked as read-only or has restricted access.
  Using an incorrect field symbol or work area that does not allow modification.
  Attempting to modify a field in a standard SAP screen or standard SAP structure where the field is protected.
  
  
  Solution:
  
  
  Check the field's access type on the screen:
  
  Go to the screen painter (transaction SE51) and check the field properties.
  Verify if the field is set as input, output, display, or hidden.
  If the field is output or display only, you cannot assign a value to it dynamically in the program.
  
  
  
  Modify the field's properties if necessary:
  
  If you need to assign a value to the field, change its property to input or output (depending on your requirement).
  Be cautious when changing standard SAP screens; consider user exits or enhancement spots instead.
  
  
  
  Check the program logic:
  
  Review the code where the assignment happens.
  Ensure that the assignment is done only when the field is allowed to be changed.
  Use conditions to avoid assigning values to fields with restricted access.
  
  
  
  Use appropriate data objects:
  
  If the field is part of a structure or table, ensure you are modifying the correct instance or work area.
  Avoid modifying fields that are marked as constants or protected.
  
  
  
  Debugging:
  
  Use the debugger to check the exact point where the assignment fails.
  Inspect the field attributes and screen context.
  
  
  
  
  Related Information:
  
  Transaction SE51 (Screen Painter) — to check and modify screen field properties.
  ABAP documentation on screen fields and access types.
  SAP Notes or OSS messages related to VR006.
  Similar errors related to field access types: VR007, VR008, etc.
  When working with standard SAP screens, consider using enhancement points or BAdIs to avoid direct modification of protected fields.
  
  
  Summary:
  
  Cause: Attempt to assign a value to a field that is not allowed to be changed in the current access type (e.g., display-only field).
  Solution: Check and adjust the field's screen properties or modify the program logic to avoid illegal assignments.
  Tools: SE51 for screen field properties, ABAP debugger for runtime analysis.
  
  
  If you provide the exact context or code snippet where this error occurs, I can help you with a more specific solution.