How To Fix ED191 - You cannot use lines beginning with '*{' or '*}' in modification mode

ED191 - Overview

• Message type: E = Error

• Message class: ED - ABAP/4 Editor messages

• Message number: 191

• Message text: You cannot use lines beginning with '*{' or '*}' in modification mode

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ED191 - You cannot use lines beginning with '*{' or '*}' in modification mode ?

  The SAP error message ED191, which states "You cannot use lines beginning with '{' or '}' in modification mode," typically occurs in the context of the SAP ABAP Editor or when working with certain types of code or scripts that involve modifications to existing code.
  
  Cause:
  This error arises when you attempt to modify a piece of code that contains lines starting with *{ or *}. These lines are often used in SAP to denote comments or special markers in the code, and the ABAP Editor does not allow modifications to these lines in modification mode. This restriction is in place to prevent accidental changes to important comment markers or code structure.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Switch to Display Mode: If you are in modification mode, switch to display mode to view the code without making changes. This will allow you to see the lines without triggering the