How To Fix DA312 - Table type & not allowed in table &

SAP Error Message - Details

• Message type: E = Error

• Message class: DA - Dictionary: Compare, distribution, timer, instantiation

• Message number: 312

• Message text: Table type & not allowed in table &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DA312 - Table type & not allowed in table & ?

  The SAP error message DA312 indicates that there is an issue with the table type being used in a specific context, typically when trying to create or modify a table in the Data Dictionary (DDIC). The error message generally states that the specified table type is not allowed for the given table.
  Cause:
  
  Incorrect Table Type: The error usually arises when a table type that is not compatible with the operation being performed is specified. For example, you might be trying to use a table type that is not allowed for a certain kind of database table or structure.
  Inconsistent Definitions: There may be inconsistencies in the definitions of the table types or the tables themselves, such as using a transparent table type where a pooled or cluster table type is expected.
  Technical Settings: The technical settings of the table may not align with the requirements of the table type being used.
  
  Solution:
  
  Check Table Type: Verify the table type you are trying to use. Ensure that it is appropriate for the context in which you are using it. For example, if you are defining a transparent table, make sure you are not using a pooled or cluster table type.
  Review Data Dictionary: Go to the Data Dictionary (transaction SE11) and check the definitions of the tables and types involved. Make sure they are correctly defined and compatible with each other.
  Adjust Technical Settings: If necessary, adjust the technical settings of the table to match the requirements of the table type.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on table types and their allowed usages.
  Seek Help from SAP Support: If the issue persists, consider reaching out to SAP support or consulting with an experienced SAP ABAP developer for further assistance.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE80 (Object Navigator).
  Table Types: Understand the different types of tables in SAP (transparent, pooled, cluster) and their specific use cases.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance related to this error message.
  
  By following these steps, you should be able to identify the cause of the DA312 error and implement a suitable solution.