How To Fix DA428 - An SQL error occurred during a test access to the table

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 428

• Message text: An SQL error occurred during a test access to the 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.

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.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DA428 - An SQL error occurred during a test access to the table ?

  The SAP error message DA428 indicates that there was an SQL error during a test access to a database table. This error can occur in various scenarios, often related to issues with database connectivity, table structure, or permissions. Here are some common causes, potential solutions, and related information:
  Causes:
  
  Database Connectivity Issues: The connection between the SAP application and the database may be disrupted or misconfigured.
  Table Structure Changes: If the structure of the database table has changed (e.g., columns added or removed) without proper synchronization in SAP, it can lead to errors.
  Permissions Issues: The user or service account that the SAP application is using may not have the necessary permissions to access the table.
  Database Locking: The table may be locked by another process, preventing access.
  SQL Syntax Errors: There may be an issue with the SQL syntax being generated by SAP when trying to access the table.
  Database Corruption: In rare cases, the database itself may be corrupted, leading to access issues.
  
  Solutions:
  
  Check Database Connection: Verify that the database connection settings in SAP are correct and that the database server is reachable.
  Review Table Structure: Ensure that the table structure in the database matches what SAP expects. If changes were made, consider updating the data dictionary in SAP.
  Check User Permissions: Ensure that the user account used by SAP has the necessary permissions to access the table. This may involve checking roles and authorizations in both SAP and the database.
  Investigate Locks: Use database tools to check if the table is locked and identify the process that is holding the lock. If necessary, resolve the locking issue.
  Review SQL Syntax: If you have access to the SQL logs, review the generated SQL statements for any syntax errors or issues.
  Database Health Check: Perform a health check on the database to ensure there are no corruption issues. This may involve running database-specific diagnostic tools.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check the table definition and SE37 (Function Builder) to analyze any related function modules.
  Database Logs: Review the database logs for any error messages or warnings that could provide more context about the SQL error.
  SAP Community: Consider searching or posting in the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to engage with SAP support or your database administrator for further assistance.