How To Fix AV400 - Incorrect record type: & in CPIC data buffer

SAP Error Message - Details

• Message type: E = Error

• Message class: AV - Decentral Order Control DASS

• Message number: 400

• Message text: Incorrect record type: & in CPIC data buffer

What causes this issue?

The identifier of the record transferred by the subsystem does
not correspond to the defined transfer record types.

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

System Response

The record is not updated in the HR System.

How to fix this error?

Press ENTER to continue data transfer.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AV400 - Incorrect record type: & in CPIC data buffer ?

  The SAP error message AV400 "Incorrect record type: & in CPIC data buffer" typically indicates an issue with the communication between the SAP system and the application server. This error is related to the Common Programming Interface for Communication (CPIC), which is used for communication between SAP systems and external systems or between different SAP instances.
  Cause:
  
  Data Corruption: The CPIC data buffer may contain corrupted or unexpected data, leading to an incorrect record type being identified.
  Version Mismatch: There may be a mismatch in the versions of the SAP kernel or the communication protocols being used.
  Network Issues: Problems in the network layer, such as packet loss or interruptions, can lead to incomplete or corrupted data being sent or received.
  Configuration Issues: Incorrect configuration settings in the SAP system or the external system can lead to communication errors.
  Resource Limitations: Insufficient resources (like memory or CPU) on the application server can cause issues in processing requests.
  
  Solution:
  
  Check Network Connectivity: Ensure that there are no network issues between the SAP system and the external system. Use tools like ping or traceroute to diagnose connectivity problems.
  Review SAP Kernel Version: Ensure that the SAP kernel is up to date and compatible with the other systems involved in the communication.
  Check Configuration Settings: Review the configuration settings for both the SAP system and the external system to ensure they are correctly set up for communication.
  Monitor System Resources: Check the system resources on the application server to ensure that it is not overloaded. If necessary, allocate more resources or optimize the workload.
  Analyze Logs: Look into the SAP system logs (transaction SM21) and the application server logs for any additional error messages or warnings that could provide more context about the issue.
  Restart Services: Sometimes, simply restarting the SAP application server or the communication service can resolve transient issues.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed logs and error messages.
  
  Related Information:
  
  CPIC Documentation: Familiarize yourself with the CPIC documentation to understand how it works and how to troubleshoot related issues.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches and updates.
  Transaction Codes: Use transaction codes like SM21 (System Log), SM37 (Job Monitoring), and ST22 (Dump Analysis) to gather more information about the error context.
  
  By following these steps, you should be able to diagnose and resolve the AV400 error in your SAP environment.