How To Fix TK842 - Error when accessing database (for table &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 842

• Message text: Error when accessing database (for table &1)

What causes this issue?

An unexpected error occurred when accessing database table &V1&. This
may be due to a database problem.

System Response

The function terminates.

How to fix this error?

Repeat the function.
If the error recurs, document it and send an error message to the SAP
hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TK842 - Error when accessing database (for table &1) ?

  The SAP error message TK842 indicates that there is an issue when accessing a database table in the SAP system. This error can occur for various reasons, and understanding the cause is essential for troubleshooting and resolving the issue. Here’s a breakdown of potential causes, solutions, and related information:
  Causes of TK842 Error
  
  
  Database Connection Issues: The SAP system may be unable to connect to the database due to network issues, database server downtime, or incorrect connection parameters.
  
  
  Table Locking: The table may be locked by another process, preventing access. This can happen during data updates or long-running transactions.
  
  
  Database Corruption: There may be corruption in the database or the specific table, which can lead to access issues.
  
  
  Insufficient Authorizations: The user or process trying to access the table may not have the necessary authorizations.
  
  
  Database Configuration Issues: Incorrect configuration settings in the database or SAP system can lead to access problems.
  
  
  Resource Limitations: The database server may be running out of resources (e.g., memory, disk space), which can prevent access to tables.
  
  
  Solutions to TK842 Error
  
  
  Check Database Connection:
  
  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 configuration.
  
  
  
  Investigate Table Locks:
  
  Use transaction codes like SM12 to check for locks on the table.
  If locks are found, determine the process holding the lock and take appropriate action (e.g., wait for it to complete or terminate the process if necessary).
  
  
  
  Database Integrity Check:
  
  Run database integrity checks to identify and repair any corruption in the database or specific tables.
  Consult your database administrator for assistance with this.
  
  
  
  Review Authorizations:
  
  Ensure that the user or process has the necessary authorizations to access the table.
  Use transaction SU53 to analyze authorization issues.
  
  
  
  Check Database Configuration:
  
  Review the database configuration settings to ensure they are correct.
  Consult the database documentation for any specific configuration requirements.
  
  
  
  Monitor Resource Usage:
  
  Check the resource usage on the database server (CPU, memory, disk space).
  If resources are low, consider optimizing queries, increasing resources, or archiving old data.
  
  
  
  Related Information
  
  SAP Notes: Check SAP Notes related to the TK842 error for any specific patches or updates that may address the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (lock entries), SM21 (system log), and ST22 (dump analysis) for troubleshooting.
  Database Logs: Review database logs for any error messages or warnings that could provide additional context for the issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or database administrator for further investigation and resolution.