How To Fix DT130 - Only use namespaces CL_ and IF_ for classes and interfaces

DT130 - Overview

• Message type: E = Error

• Message class: DT - Table activation (incl. indexes)

• Message number: 130

• Message text: Only use namespaces CL_ and IF_ for classes and interfaces

Self-Explanatory Message

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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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Smart SAP Assistant

• What is the cause and solution for SAP error message DT130 - Only use namespaces CL_ and IF_ for classes and interfaces ?

  The SAP error message DT130 indicates that you are trying to create or use a class or interface that does not adhere to the naming conventions enforced by the SAP system. Specifically, it states that only namespaces starting with CL_ for classes and IF_ for interfaces are allowed.
  
  Cause:
  
  Incorrect Naming Convention: The class or interface you are trying to create or use does not start with the required prefixes (CL_ for classes and IF_ for interfaces).
  Legacy Code: If you are working with older code or third-party code, it may not follow the current naming conventions.
  Custom Development: If you are developing custom classes or interfaces, you may have inadvertently named them incorrectly.
  
  
  Solution:
  
  
  Rename Classes/Interfaces: Ensure that all your classes start with CL_ and all interfaces start with IF_. For example:
  
  Change MyClass to CL_MyClass
  Change MyInterface to IF_MyInterface
  
  
  
  Check Existing Code: If you are modifying existing code, check for any classes or interfaces that do not