How To Fix /UI5/DESCR_VAR_CHECK020 - Layer &1 is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/DESCR_VAR_CHECK -

• Message number: 020

• 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 /UI5/DESCR_VAR_CHECK020 - Layer &1 is not supported ?

  The SAP error message /UI5/DESCR_VAR_CHECK020 Layer &1 is not supported typically indicates that there is an issue with the configuration or usage of the UI5 application, specifically related to the layers defined in the application. This error can occur when the application is trying to access a layer that is not supported or not properly configured in the SAP system.
  
  Cause:
  
  Unsupported Layer: The specified layer (e.g., "DEV", "QAS", "PROD") is not recognized by the system or is not configured correctly.
  
  Configuration Issues: There may be issues in the configuration of the UI5 application or the underlying SAP system that prevent the application from recognizing the specified layer.
  Version Mismatch: The version of the UI5 library being used may not support the specified layer.
  Transport Issues: If the application is being transported between different systems, the layer may not be available in the target system.
  
  
  Solution:
  
  Check Layer Configuration: Verify the configuration of the layers in your