How To Fix TB423 - Error reading from the database

SAP Error Message - Details

• Message type: E = Error

• Message class: TB - SM31 table maintenance messages

• Message number: 423

• Message text: Error reading from the database

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message TB423 - Error reading from the database ?

  The SAP error message TB423, which indicates "Error reading from the database," typically arises due to issues related to database connectivity or data retrieval. Here are some common causes, potential solutions, and related information:
  Causes:
  
  Database Connectivity Issues: The SAP system may be unable to connect to the database due to network issues, database server downtime, or incorrect connection parameters.
  Database Locking: The database might be locked due to long-running transactions or deadlocks, preventing the SAP system from reading data.
  Corrupted Data: There may be corruption in the database tables or indexes, leading to read errors.
  Insufficient Resources: The database server may be running low on resources (CPU, memory, disk space), affecting its ability to process requests.
  Configuration Issues: Incorrect configuration settings in the SAP system or database can lead to read errors.
  User Authorization: The user may not have the necessary permissions to access the data being requested.
  
  Solutions:
  
  
  Check Database Connectivity:
  
  Verify that the database server is up and running.
  Check network connectivity between the SAP application server and the database server.
  Review the connection parameters in the SAP system (e.g., database host, port, user credentials).
  
  
  
  Monitor Database Locks:
  
  Use database monitoring tools to check for locks or long-running transactions.
  If locks are found, investigate and resolve the underlying issues.
  
  
  
  Database Integrity Check:
  
  Run database integrity checks to identify and repair any corrupted data or indexes.
  Use database-specific tools or commands to perform these checks.
  
  
  
  Resource Management:
  
  Monitor the resource usage on the database server and ensure it has sufficient CPU, memory, and disk space.
  Optimize database performance by tuning queries or adjusting configurations.
  
  
  
  Review Configuration Settings:
  
  Check the SAP and database configuration settings for any discrepancies.
  Ensure that the database connection settings in the SAP system are correctly configured.
  
  
  
  User Authorization:
  
  Verify that the user has the necessary authorizations to access the required data.
  Adjust user roles and permissions as needed.
  
  
  
  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.
  Database Logs: Review the database logs for any error messages or warnings that could provide more context about the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your database administrator or SAP support for further investigation.