How To Fix DT666 - Information for table & could not be read

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 666

• Message text: Information for table & could not be read

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.

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 DT666 - Information for table & could not be read ?

  The SAP error message DT666, which states "Information for table & could not be read," typically indicates that there is an issue with accessing the metadata or data dictionary information for a specific database table in the SAP system. This can occur for various reasons, including:
  Causes:
  
  Table Does Not Exist: The specified table may not exist in the database or may have been deleted.
  Authorization Issues: The user may not have the necessary authorizations to access the table or its metadata.
  Database Connection Issues: There may be a problem with the connection to the database, preventing the system from retrieving the table information.
  Corrupted Data Dictionary: The data dictionary might be corrupted or not properly synchronized with the database.
  Transport Issues: If the table was recently transported from another system, there may have been issues during the transport process.
  
  Solutions:
  
  Check Table Existence: Verify that the table exists in the database. You can do this by using transaction SE11 (Data Dictionary) to check if the table is listed.
  Review Authorizations: Ensure that the user has the necessary authorizations to access the table. You can check this using transaction SU53 to analyze authorization failures.
  Database Connection: Check the database connection settings in the SAP system. Ensure that the database is up and running and that there are no connectivity issues.
  Data Dictionary Consistency: Use transaction SE14 (Database Utility) to check and, if necessary, repair the data dictionary. You can also use transaction SE11 to activate the table if it is not activated.
  Transport Logs: If the table was recently transported, check the transport logs for any errors or warnings that may indicate issues during the transport process.
  System Restart: In some cases, a restart of the SAP system or the database may resolve temporary issues.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SU53 (Authorization Check), ST22 (Dump Analysis).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  System Logs: Review system logs (transaction SM21) for any related error messages that could provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.