How To Fix /UI2/CDMFCC257 - App Config ID &1 is not following the IAM naming conventions

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/CDMFCC -

• Message number: 257

• Message text: App Config ID &1 is not following the IAM naming conventions

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /UI2/CDMFCC257 - App Config ID &1 is not following the IAM naming conventions ?

  The SAP error message /UI2/CDMFCC257 App Config ID &1 is not following the IAM naming conventions indicates that the application configuration ID you are trying to use does not adhere to the naming conventions set by the Identity Access Management (IAM) system in SAP. This error typically arises when creating or modifying application configurations in the SAP Fiori Launchpad or related applications.
  Cause:
  The error is caused by the application configuration ID not meeting the required naming conventions. These conventions often include specific rules regarding:
  
  Allowed characters (e.g., only alphanumeric characters, underscores, etc.)
  Length restrictions (e.g., maximum number of characters)
  Prefixes or suffixes that may be required
  
  Solution:
  To resolve this error, you should:
  
  
  Check Naming Conventions: Review the naming conventions for application configuration IDs as specified in the SAP documentation or your organization's guidelines. Ensure that the ID you are using complies with these rules.
  
  
  Rename the Configuration ID: If the current ID does not comply, rename it to a valid format. For example:
  
  Use only allowed characters (typically letters, numbers, and underscores).
  Ensure the ID is within the allowed length.
  Follow any specific prefix or suffix requirements.
  
  
  
  Test the Changes: After renaming the configuration ID, try to save or activate the application configuration again to see if the error persists.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for guidelines on naming conventions for application configurations and IAM settings.
  SAP Notes: Check for any relevant SAP Notes that might provide additional context or updates regarding this error message.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By ensuring that your application configuration ID adheres to the required naming conventions, you should be able to resolve the error and proceed with your configuration tasks.