How To Fix BCOMEC010 - The maximum permitted no. of registered connections has been reached

SAP Error Message - Details

• Message type: E = Error

• Message class: BCOMEC - Business Communication: Messages of external components

• Message number: 010

• Message text: The maximum permitted no. of registered connections has been reached

What causes this issue?

Only a limited number of connections to the external software component
can be registered. This number has been exceeded.
Further information on the external software component:
&V3&
The server concerned is &V1&.

System Response

The function was not executed.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

The error can occur in 2 different places:
1. In the connected gateway
2. In the underlying CTI software
In this case the error occurred in (&V4&).
The return code for the underlying CTI software is &V2&

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BCOMEC010 - The maximum permitted no. of registered connections has been reached ?

  The SAP error message BCOMEC010 indicates that the maximum number of permitted registered connections to the SAP system has been reached. This typically occurs in environments where there are many users or processes trying to connect to the SAP system simultaneously, exceeding the configured limit for connections.
  Causes:
  
  High User Load: A large number of users or processes trying to connect to the SAP system at the same time.
  Configuration Limits: The maximum number of connections allowed in the SAP system is set too low for the current usage patterns.
  Unreleased Connections: Connections that are not properly closed or released after use, leading to a buildup of active connections.
  Long-Running Processes: Background jobs or long-running transactions that hold onto connections for extended periods.
  
  Solutions:
  
  
  Increase Connection Limits:
  
  You can increase the maximum number of permitted connections in the SAP system configuration. This is typically done in the instance profile parameters (e.g., rdisp/max_connections).
  To change this, you would need to access the instance profile via transaction RZ10 and modify the parameter accordingly. After making changes, restart the SAP instance for the changes to take effect.
  
  
  
  Monitor and Optimize Connections:
  
  Use transaction SM04 to monitor active user sessions and identify any users or processes that are holding connections unnecessarily.
  Use transaction SM50 to check for long-running processes that may be holding onto connections.
  
  
  
  Connection Pooling:
  
  Implement connection pooling in your application to reuse existing connections rather than creating new ones for each request. This can significantly reduce the number of active connections.
  
  
  
  Review Application Logic:
  
  Ensure that your application logic properly closes connections after use. This is particularly important for custom applications or third-party integrations.
  
  
  
  Scheduled Jobs:
  
  Review and optimize scheduled jobs to ensure they are not consuming excessive connections. If necessary, stagger job execution times to reduce peak load.
  
  
  
  System Performance Tuning:
  
  Consider overall system performance tuning to handle higher loads, which may include hardware upgrades or optimizing database performance.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to connection limits and performance tuning for specific guidance and best practices.
  Documentation: Refer to the SAP Basis documentation for detailed information on managing connections and system parameters.
  Monitoring Tools: Utilize SAP monitoring tools like SAP Solution Manager or SAP EarlyWatch Alert to proactively monitor system performance and connection usage.
  
  By addressing the underlying causes and implementing the suggested solutions, you should be able to resolve the BCOMEC010 error and improve the overall connection management in your SAP system.