How To Fix ECATT373 - No ABAP proxy class has been specified in &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ECATT - eCATT Messages (Middleware and GUI)

• Message number: 373

• Message text: No ABAP proxy class has been specified in &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ECATT373 - No ABAP proxy class has been specified in &1 ?

  The SAP error message ECATT373 indicates that there is an issue with the configuration of an eCATT (extended Computer Aided Test Tool) test script, specifically related to the absence of an ABAP proxy class. This error typically arises when you are trying to execute a test script that requires a proxy class for communication with an external system or service, but the proxy class has not been specified or is not available.
  
  Cause:
  
  Missing Proxy Class: The specified ABAP proxy class is not defined in the eCATT script or is not available in the system.
  Incorrect Configuration: The eCATT script may be incorrectly configured, leading to the absence of the required proxy class.
  Transport Issues: If the proxy class was recently transported from another system, it may not have been activated or may not exist in the target system.
  Authorization Issues: The user executing the eCATT script may not have the necessary authorizations to access