How To Fix TPDA887 - Watchpoint cannot be created (area of validity)

TPDA887 - Overview

• Message type: E = Error

• Message class: TPDA - Debugger

• Message number: 887

• Message text: Watchpoint cannot be created (area of validity)

What causes this issue?

The watchpoint variable, or a variable of the condition, has a validity
area that is not supported.
For example, it is not possible to set a watchpoint on a row of an
internal table. (ITAB[1]-COMP or ITAB[1])

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

Error message extract from SAP system. Copyright SAP SE.

TPDA887 - Details

• The SAP error message TPDA887, which states "Watchpoint cannot be created (area of validity)," typically occurs in the context of debugging within the ABAP environment. This error indicates that there is an issue with the area of validity for the watchpoint you are trying to create. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Invalid Area of Validity: The area of validity defined for the watchpoint may not be valid for the current context. This can happen if the variable you are trying to set a watchpoint on is not in scope or is not accessible at the point where you are trying to create the watchpoint.
  Incorrect Data Type: The variable may not be of a type that supports watchpoints, or it may be a temporary variable that is not valid in the current context.
  Debugging Session Issues: There may be issues with the debugging session itself, such as