How To Fix CL637 - User-defined object & not yet defined as table

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 637

• Message text: User-defined object & not yet defined as table

What causes this issue?

You want to create a user-defined object which has not been created as
a table.

System Response

The system checks whether the user-defined object has been created as a
table.

How to fix this error?

Create the user-defined object as a table using the function Allocation
-> Objects -> Table.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL637 - User-defined object & not yet defined as table ?

  The SAP error message CL637 indicates that a user-defined object (such as a class, method, or attribute) has not been defined as a table in the system. This error typically arises in the context of ABAP programming or when working with custom developments in SAP.
  Cause:
  
  Undefined Object: The object you are trying to use in your code is not defined as a table in the Data Dictionary (SE11).
  Typographical Error: There may be a typo in the name of the object you are trying to reference.
  Missing Definition: The object might not have been created or activated in the system.
  Incorrect Usage: The object is being used in a context where a table is expected, but it is not defined as such.
  
  Solution:
  
  
  Check Object Definition:
  
  Go to transaction SE11 (Data Dictionary).
  Enter the name of the object that is causing the error and check if it exists and is defined as a table.
  If it does not exist, you will need to create it.
  
  
  
  Create or Activate the Object:
  
  If the object is not defined, create it as a table in SE11.
  If it exists but is not activated, activate it.
  
  
  
  Verify Naming:
  
  Double-check the spelling of the object name in your code to ensure there are no typographical errors.
  
  
  
  Review Code Context:
  
  Ensure that you are using the object in the correct context. If it is not supposed to be a table, you may need to adjust your code accordingly.
  
  
  
  Consult Documentation:
  
  If the object is part of a custom development or a third-party solution, consult the relevant documentation or contact the developer for clarification.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE11: Data Dictionary
  SE80: Object Navigator
  SE37: Function Module
  SE24: Class Builder
  
  
  
  ABAP Development: Familiarity with ABAP programming and the Data Dictionary is essential for resolving this error.
  
  
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  
  
  Debugging: If you are unable to resolve the issue, consider using the ABAP debugger to trace where the error occurs in the code.
  
  
  By following these steps, you should be able to identify the cause of the CL637 error and implement a solution.