How To Fix /UI2/CDMFCC258 - Layer &1 is not supported

/UI2/CDMFCC258 - Overview

• Message type: E = Error

• Message class: /UI2/CDMFCC -

• Message number: 258

• Message text: Layer &1 is not supported

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 /UI2/CDMFCC258 - Layer &1 is not supported ?

  The SAP error message /UI2/CDMFCC258 Layer &1 is not supported typically indicates that there is an issue with the configuration or compatibility of the UI layer in the SAP Fiori or SAP UI5 environment. This error can occur when the system is trying to access a specific layer that is not available or not supported in the current configuration.
  Causes:
  
  Unsupported Layer: The specified layer (e.g., a specific version of Fiori or UI5) is not supported in the current system setup.
  
  Configuration Issues: There may be misconfigurations in the SAP Fiori launchpad or the UI5 application settings.
  Version Mismatch: The version of the UI5 libraries being used may not be compatible with the backend system or the Fiori launchpad.
  Missing Components: Required components or services may not be activated in the SAP system.
  
  Solutions:
  
  Check Layer Support: Verify the supported layers in your SAP system. You can do this by checking the SAP Fiori or UI5 documentation