How To Fix PSSC_NET168 - Buffer failure; NCD &1 requested, NCD &2 received (class &3, method &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: PSSC_NET - Net Calculation

• Message number: 168

• Message text: Buffer failure; NCD &1 requested, NCD &2 received (class &3, method &4)

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PSSC_NET168 - Buffer failure; NCD &1 requested, NCD &2 received (class &3, method &4) ?

  The SAP error message PSSC_NET168 indicates a buffer failure in the context of network communication, specifically related to the Network Communication Driver (NCD). This error occurs when the system requests a certain amount of data (NCD &1) but receives a different amount (NCD &2). The message also provides information about the class (&3) and method (&4) involved in the operation.
  Cause:
  
  
  Buffer Size Mismatch: The primary cause of this error is a mismatch between the expected buffer size and the actual buffer size received. This can happen due to various reasons, such as:
  
  Network issues causing data corruption or loss.
  Configuration errors in the SAP system or the underlying network settings.
  Incompatibility between different components of the SAP system or third-party applications.
  
  
  
  Resource Limitations: Insufficient resources (like memory or processing power) on the server or client side can lead to buffer failures.
  
  
  Software Bugs: There may be bugs in the SAP software or the underlying libraries that handle network communication.
  
  
  Solution:
  
  
  Check Network Configuration: Ensure that the network settings are correctly configured. This includes checking firewalls, routers, and any other network devices that might affect data transmission.
  
  
  Increase Buffer Size: If applicable, consider increasing the buffer size in the SAP configuration settings. This can sometimes help accommodate larger data packets.
  
  
  Review SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. SAP frequently releases updates that fix known issues.
  
  
  Monitor System Resources: Use monitoring tools to check the resource usage on both the server and client sides. If resources are low, consider upgrading hardware or optimizing the system.
  
  
  Debugging: If you have access to the development environment, you can enable debugging to get more detailed logs about the error. This can help identify the exact point of failure.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, it may be necessary to contact SAP Support for further assistance. Provide them with detailed logs and information about the error for better diagnosis.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on network communication and buffer management.
  Community Forums: Check SAP Community forums or other technical forums where similar issues may have been discussed.
  System Logs: Review system logs (such as the developer trace files) for additional context around the error message.
  
  By following these steps, you should be able to diagnose and potentially resolve the PSSC_NET168 error in your SAP environment.