How To Fix DB819 - Incorrect position/length on screen

DB819 - Overview

• Message type: E = Error

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

• Message number: 819

• 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 comments specified for the line is too long. This
comment 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 COMMENT &V3&
in the database INCLUDE &V4&. The comment was meant to be displayed at
position &V1& with a length of &V2&, but the comment then does not fit
in the current selection screen line (which may be in a box).

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.

DB819 - Details

• The SAP error message DB819 "Incorrect position/length on screen" typically occurs when there is a mismatch between the expected screen layout and the actual data being processed. This can happen due to various reasons, such as changes in the screen layout, incorrect field definitions, or issues with the underlying database.
  Causes:
  
  Screen Layout Changes: If the screen layout has been modified (e.g., fields added or removed), it may not match the data structure expected by the program.
  Field Length Mismatch: The length of the data being processed may exceed the defined length for the corresponding field on the screen.
  Custom Development: If there are custom screens or modifications in the program, they may not be aligned with the standard SAP data structures.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), there may be inconsistencies in the screen definitions.
  
  Solutions:
  
  Check Screen Layout: Review the screen layout in the Screen