How To Fix LOP074 - Class &1 does not exist or does not implement interface &2

LOP074 - Overview

• Message type: E = Error

• Message class: LOP - Logistical contract options

• Message number: 074

• Message text: Class &1 does not exist or does not implement interface &2

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 LOP074 - Class &1 does not exist or does not implement interface &2 ?

  The SAP error message LOP074 indicates that there is an issue with a class or interface in the ABAP programming environment. Specifically, the message states that the specified class (&1) does not exist or does not implement the specified interface (&2). This can occur in various scenarios, such as when trying to instantiate a class or when there is a mismatch in the expected class/interface implementation.
  Causes:
  
  Class Does Not Exist: The class name provided in the error message may be misspelled or may not exist in the system.
  Interface Not Implemented: The class exists, but it does not implement the specified interface. This could be due to a missing implementation or an incorrect class definition.
  Namespace Issues: The class might be in a different namespace, and the system cannot find it.
  Transport Issues: If the class was recently transported from another system, it may not have been transported correctly or may not exist in