How To Fix XSS_CAT_BLP018 - Web Dynpro: RFC request &1 (employee &2) is unknown

XSS_CAT_BLP018 - Overview

• Message type: E = Error

• Message class: XSS_CAT_BLP - Messages of ESS-CATS Business Layer

• Message number: 018

• Message text: Web Dynpro: RFC request &1 (employee &2) is unknown

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.

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XSS_CAT_BLP018 - Details

• The SAP error message XSS_CAT_BLP018 typically occurs in the context of Web Dynpro applications when there is an issue with an RFC (Remote Function Call) request. The message indicates that the specified RFC request for a particular employee is unknown, which can be caused by several factors. Here’s a breakdown of the potential causes, solutions, and related information:
  Causes:
  
  Invalid RFC Destination: The RFC destination may not be correctly configured or may not exist in the system.
  Employee Data Issues: The employee ID specified in the request may not exist in the system or may have been deleted.
  Authorization Issues: The user may not have the necessary authorizations to access the requested data.
  System Configuration: There may be issues with the configuration of the Web Dynpro application or the backend system.
  Network Issues: There could be network connectivity problems between the Web Dynpro application and the backend system.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 and verify that