How To Fix DB820 - Incorrect position/length on screen

SAP Error Message - Details

• Message type: E = Error

• Message class: DB - Messages for logical databases and background processing

• Message number: 820

• Message text: Incorrect position/length on screen

What causes this issue?

You attempted to use the statements SELECTION-SCREEN BEGIN OF LINE and
SELECTION-SCREEN END OF LINE to define a line of the selection screen,
but one of the underscores specified for the line is too long. This
underscore was defined by the code

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

SELECTION-SCREEN ULINE &V3&
in the database INCLUDE &V4&. This means that the underscore was meant
to be displayed at position &V1& with a length of &V2&, but the current
selection screen line (which may be in a box) is too short.

System Response

Unable to generate the selection screen.

How to fix this error?

Correct the code.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB820 - Incorrect position/length on screen ?

  The SAP error message DB820 "Incorrect position/length on screen" typically occurs when there is a mismatch between the screen layout defined in the SAP GUI and the actual data being processed. This can happen for various reasons, including:
  Causes:
  
  Screen Layout Changes: If the screen layout has been modified (e.g., fields added or removed) but the underlying program or transaction has not been updated accordingly.
  Data Length Mismatch: The data being processed may exceed the expected length for a field, causing the screen to display incorrectly.
  Custom Development: If there are custom screens or enhancements that do not align with the standard SAP screen definitions.
  SAP GUI Version: Sometimes, using an outdated or incompatible version of the SAP GUI can lead to display issues.
  
  Solutions:
  
  Check Screen Layout: Review the screen layout in the transaction or program to ensure it matches the expected definitions. This may involve checking the screen painter or transaction codes related to screen design.
  Data Validation: Ensure that the data being input or processed does not exceed the defined lengths for the fields. Validate the data before submission.
  Update SAP GUI: Make sure you are using the latest version of the SAP GUI. If not, consider updating to the latest version to resolve compatibility issues.
  Review Custom Code: If there are custom developments, review the code to ensure it adheres to the expected screen definitions and does not introduce any discrepancies.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes like SE80 (Object Navigator) or SE41 (Menu Painter) to review screen definitions and layouts.
  SAP Notes: Search for specific SAP Notes related to the DB820 error for any known issues or fixes.
  Debugging: If you have access to debugging tools, you can debug the program to identify where the error is occurring and what data is causing the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the DB820 error in SAP.