How To Fix KX731 - CPIC &: New communication error no. & occurred

SAP Error Message - Details

• Message type: E = Error

• Message class: KX - EC-EIS/EC-BP: Data basis, data collection

• Message number: 731

• Message text: CPIC &: New communication error no. & occurred

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 KX731 - CPIC &: New communication error no. & occurred ?

  The SAP error message KX731, which indicates a CPIC (Common Programming Interface Communication) error, typically occurs when there is a communication issue between the SAP application server and the database or another system. The error message "New communication error no. & occurred" suggests that there is a specific communication problem that needs to be addressed.
  Causes of KX731 Error
  
  Network Issues: Problems with the network connection between the SAP application server and the database server can lead to communication errors.
  Database Availability: The database server may be down or not reachable due to maintenance or other issues.
  Configuration Errors: Incorrect configuration settings in the SAP system or the database can cause communication failures.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication between the SAP system and the database.
  Resource Limitations: Insufficient resources (like memory or CPU) on the application server or database server can lead to communication errors.
  SAP Kernel Issues: Bugs or issues in the SAP kernel or the database driver can also result in communication errors.
  
  Solutions to KX731 Error
  
  
  Check Network Connectivity: Ensure that the network connection between the SAP application server and the database server is stable and functioning properly. You can use tools like ping or traceroute to diagnose network issues.
  
  
  Verify Database Status: Check if the database server is up and running. You can do this by logging into the database directly or using database management tools.
  
  
  Review Configuration Settings: Ensure that the configuration settings in the SAP system (like the database connection parameters) are correct. This includes checking the tnsnames.ora file for Oracle databases or the connection parameters for other database types.
  
  
  Check Firewall Settings: If there are firewalls in place, ensure that the necessary ports for SAP and the database are open and not being blocked.
  
  
  Monitor System Resources: Check the resource usage on both the SAP application server and the database server. If either server is running low on resources, consider optimizing performance or scaling up resources.
  
  
  Update SAP Kernel and Database Drivers: Ensure that you are using the latest version of the SAP kernel and database drivers. Sometimes, bugs in older versions can lead to communication errors.
  
  
  Review SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  
  
  Consult Logs: Review the SAP application logs and database logs for more detailed error messages that can provide additional context about the communication failure.
  
  
  Related Information
  
  CPIC: CPIC is a communication interface used by SAP for communication between different SAP systems and between SAP and non-SAP systems.
  SAP Basis Team: If you are unable to resolve the issue, it may be necessary to involve your SAP Basis team or database administrators for further investigation.
  SAP Support: If the problem persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to diagnose and resolve the KX731 CPIC communication error in your SAP environment.