How To Fix MC340 - Table or view has no entry in the nametab (SAP control table)

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 340

• Message text: Table or view has no entry in the nametab (SAP control table)

What causes this issue?

The table or view for which the explain plan should be generated does
not have an entry in the nametab.

System Response

The system continues after the error message.

How to fix this error?

If you want to generate the explain plan for a view which is created
for a transparent matchcode ID, activate the matchcode ID again.
Correct any errors and try again to generate the explain plan.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC340 - Table or view has no entry in the nametab (SAP control table) ?

  The SAP error message MC340 ("Table or view has no entry in the nametab") typically occurs when the system is unable to find a specific entry in the name table (nametab) for a table or view that is being accessed. This can happen for various reasons, including missing entries in the database, issues with the data dictionary, or problems with the configuration.
  Causes:
  
  Missing Entries: The most common cause is that the table or view you are trying to access does not have an entry in the nametab, which is a control table that holds metadata about database objects.
  Transport Issues: If the table or view was recently created or modified and the changes were transported from one system to another, there may have been an issue during the transport process.
  Database Issues: There could be underlying database issues, such as corruption or misconfiguration, that prevent the system from accessing the necessary metadata.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the table or view, leading to this error.
  
  Solutions:
  
  Check Table/View Existence: Verify that the table or view actually exists in the database. You can do this by using transaction SE11 (Data Dictionary) to check if the object is defined.
  Check Transport Logs: If the object was recently transported, check the transport logs for any errors or warnings that might indicate a problem during the transport.
  Rebuild the Name Table: If the entry is missing, you may need to regenerate the nametab. This can be done using transaction SE14 (Database Utility) or SE11 by selecting the table and choosing the option to activate or regenerate it.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the table or view. You can check this using transaction SU53 to see if there are any authorization failures.
  Database Consistency Check: Perform a consistency check on the database to ensure that there are no underlying issues. This can be done using transaction DB02 or DBACOCKPIT.
  Contact SAP Support: If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SU53 (Authorization Check), DB02 (Database Performance Monitor).
  SAP Notes: Check SAP Notes related to the specific error message or the tables/views you are working with for any known issues or patches.
  Documentation: Review SAP documentation for the specific module or functionality you are working with to ensure that all necessary configurations are in place.
  
  By following these steps, you should be able to diagnose and resolve the MC340 error in SAP.