How To Fix C1169 - You cannot change the format data

C1169 - Overview

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 169

• Message text: You cannot change the format data

What causes this issue?

You cannot change the format data of a characteristic, such as number
of characters, number of decimal places, or template, with engineering
change management.

System Response

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

How to fix this error?

Undo your changes.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1169 - You cannot change the format data ?

  The SAP error message C1169, "You cannot change the format data," typically occurs when there is an attempt to modify format data in a way that is not allowed by the system. This can happen in various contexts, such as when working with data formats in reports, layouts, or other configuration settings.
  
  Cause:
  
  Locked Format Data: The format data you are trying to change may be locked or protected, preventing any modifications.
  Authorization Issues: The user may not have the necessary authorizations to change the format data.
  System Settings: Certain system settings or configurations may restrict changes to format data.
  Incorrect Transaction: The transaction or process being used may not support changes to the format data.
  
  
  Solution:
  
  Check Authorizations: Ensure that the user has the necessary authorizations to modify format data. This may involve checking roles and permissions in the user profile.
  Unlock Format Data: If the format data is locked, you may need to unlock it. This