How To Fix SY233 - Too many cursors open (internal &)

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 233

• Message text: Too many cursors open (internal &)

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 SY233 - Too many cursors open (internal &) ?

  The SAP error message SY233: Too many cursors open (internal &) typically indicates that the system has exceeded the maximum number of database cursors that can be opened at one time. This can happen due to various reasons, such as inefficient database queries, not closing cursors properly, or a high volume of concurrent database connections.
  Causes:
  
  Excessive Open Cursors: Applications or transactions that open many database cursors without closing them can lead to this error.
  Long-Running Transactions: If transactions take a long time to complete, they may hold onto cursors longer than necessary.
  Inefficient Queries: Poorly optimized SQL queries can lead to more cursors being opened than needed.
  Configuration Limits: The database configuration may have a low limit set for the maximum number of open cursors.
  
  Solutions:
  
  Close Cursors: Ensure that all database cursors are properly closed after their use. Review the code for any open cursors that are not being closed.
  Optimize Queries: Analyze and optimize SQL queries to reduce the number of cursors opened. Use tools like SQL trace (ST05) to identify problematic queries.
  Increase Cursor Limit: If appropriate, consider increasing the limit for open cursors in the database configuration. This should be done with caution and in consultation with your database administrator.
  Review Application Logic: Check the application logic to ensure that it is not unnecessarily opening multiple cursors for the same operation.
  Monitor Database Connections: Use monitoring tools to keep track of database connections and cursor usage to identify patterns that lead to the error.
  
  Related Information:
  
  Database-Specific Settings: The maximum number of open cursors can vary depending on the database system (e.g., Oracle, SQL Server, etc.). Refer to the documentation for your specific database to understand how to configure cursor limits.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes: Use transaction codes like ST22 (Dump Analysis) and SM21 (System Log) to gather more information about the error and its context.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support or your database administrator for further assistance.