How To Fix E2162 - Table not used as a reference table

SAP Error Message - Details

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 162

• Message text: Table not used as a reference table

What causes this issue?

The table is not defined as the reference table of a field in any table
defined in the ABAP/4 Dictionary.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

No action necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E2162 - Table not used as a reference table ?

  The SAP error message E2162, which states "Table not used as a reference table," typically occurs when you are trying to create or modify a table in the Data Dictionary (SE11) and the system does not recognize the table as a reference table. This can happen for several reasons, and understanding the cause can help in finding a solution.
  Cause:
  
  Table Definition Issues: The table you are trying to use may not be defined correctly as a reference table. Reference tables are usually used for foreign key relationships and must meet specific criteria.
  Missing Primary Key: The table may not have a primary key defined, which is essential for it to be recognized as a reference table.
  Incorrect Table Type: The table type may not be set correctly. For example, it should be a transparent table or a pooled table, depending on your requirements.
  Data Element Issues: The fields in the table may not be defined correctly, or the data elements may not be compatible with the reference table requirements.
  
  Solution:
  
  Check Table Definition: Go to transaction SE11 and check the definition of the table. Ensure that it is set up correctly as a transparent table or pooled table.
  Define Primary Key: Ensure that the table has a primary key defined. You can do this in the table definition screen by selecting the fields that should be part of the primary key.
  Review Data Elements: Check the data elements used in the table fields to ensure they are defined correctly and are compatible with the reference table requirements.
  Adjust Table Type: If the table type is incorrect, you may need to change it to the appropriate type that allows it to be used as a reference table.
  Activate the Table: After making the necessary changes, activate the table to ensure that the changes take effect.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE80 (Object Navigator).
  Documentation: Refer to SAP Help documentation for detailed guidelines on creating and managing tables in the Data Dictionary.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or ABAP team for further assistance, as they may have additional insights or access to system logs that can help diagnose the issue.