How To Fix TB344 - Error reading from the database

SAP Error Message - Details

• Message type: E = Error

• Message class: TB - SM31 table maintenance messages

• Message number: 344

• 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TB344 - Error reading from the database ?

  The SAP error message TB344, which indicates "Error reading from the database," typically arises due to issues related to database connectivity, data integrity, or configuration problems. 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.
  Data Corruption: There may be corruption in the database tables or indexes that prevents the system from reading data correctly.
  Locking Issues: If a database table is locked by another process, it may lead to read errors.
  Insufficient Resources: The database server may be running low on resources (CPU, memory, disk space), leading to performance issues.
  Configuration Errors: Incorrect configuration settings in the SAP system or database can lead to read errors.
  Database Version Compatibility: Incompatibility between the SAP application version and the database version can also cause issues.
  
  Solutions:
  
  
  Check Database Connectivity:
  
  Verify that the database server is up and running.
  Check network connections and ensure that the SAP system can reach the database server.
  Review the connection parameters in the SAP configuration (e.g., DB connection settings in the instance profile).
  
  
  
  Database Integrity Check:
  
  Run database consistency checks to identify and repair any corruption.
  Use database tools to check for and fix corrupted tables or indexes.
  
  
  
  Monitor Locks:
  
  Use transaction codes like SM12 (to check for locks) and SM21 (to check system logs) to identify any locking issues.
  Resolve any locks that may be preventing access to the required data.
  
  
  
  Resource Monitoring:
  
  Monitor the database server's resource usage (CPU, memory, disk space) and ensure it has sufficient resources.
  Optimize database performance by tuning queries or increasing resources if necessary.
  
  
  
  Review Configuration:
  
  Check the SAP and database configuration settings for any discrepancies.
  Ensure that the database parameters are set correctly for the SAP application.
  
  
  
  Database Version Compatibility:
  
  Verify that the database version is compatible with the SAP version you are using.
  If necessary, consider upgrading the database or SAP application to a compatible version.
  
  
  
  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: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), and DB02 (Database Performance Analysis) for further investigation.
  Logs: Review the application and database logs for any additional error messages or warnings that could provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your database administrator or SAP support for further assistance.