How To Fix /UIF/LREP_CORE_MSG002 - Layer type &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /UIF/LREP_CORE_MSG -

• Message number: 002

• Message text: Layer type &1 does not exist

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 /UIF/LREP_CORE_MSG002 - Layer type &1 does not exist ?

  The SAP error message /UIF/LREP_CORE_MSG002 Layer type &1 does not exist typically indicates that the system is trying to access a layer type that has not been defined or does not exist in the system. This error is often encountered in the context of SAP Fiori or UI5 applications, where different layers (like UI layers, service layers, etc.) are used for managing user interfaces.
  Cause:
  
  Missing Configuration: The layer type specified in the error message is not configured in the system. This could be due to a missing entry in the relevant configuration tables.
  Incorrect Layer Type: The layer type being referenced may be misspelled or incorrectly specified in the code or configuration.
  Transport Issues: If the system has recently undergone a transport of changes, the layer type may not have been included or properly activated.
  Version Compatibility: The layer type may not be compatible with the version of the SAP system you are using.
  
  Solution:
  
  Check Configuration: Verify that the layer type exists in the relevant configuration tables. You can check the configuration in transaction codes like SPRO or SE11 to see if the layer type is defined.
  Correct the Layer Type: If the layer type is misspelled or incorrectly referenced, correct it in the relevant code or configuration.
  Transport Management: If the issue arose after a transport, ensure that all necessary objects were included in the transport request and that they have been properly imported into the target system.
  System Update: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve compatibility issues.
  Consult Documentation: Refer to SAP documentation or notes related to the specific layer type you are working with for additional guidance.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message. You can search for the error message or related keywords in the SAP Support Portal.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the error is being triggered and gather more context about the issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.