How To Fix 1S102 - SSF error: SSF server main memory insufficient for RFC

SAP Error Message - Details

• Message type: E = Error

• Message class: 1S - Messages for SSF ("Secure Store & Forward")

• Message number: 102

• Message text: SSF error: SSF server main memory insufficient for RFC

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 1S102 - SSF error: SSF server main memory insufficient for RFC ?

  The SAP error message 1S102 SSF error: SSF server main memory insufficient for RFC typically indicates that the Secure Store and Forward (SSF) server does not have enough memory allocated to handle the requested operation, particularly when dealing with Remote Function Calls (RFC). This can occur in scenarios where cryptographic operations are being performed, such as when using digital signatures or encryption.
  Causes:
  
  Insufficient Memory Allocation: The SSF server may not have enough memory allocated to handle the cryptographic operations required for the RFC.
  High Load: The SSF server may be under heavy load, leading to insufficient resources to process requests.
  Configuration Issues: Incorrect configuration settings for the SSF server or the underlying operating system may lead to memory allocation issues.
  Resource Limits: Operating system-level resource limits (like ulimit in Unix/Linux) may restrict the memory available to the SSF server.
  
  Solutions:
  
  
  Increase Memory Allocation:
  
  Check the configuration of the SSF server and increase the memory allocation if possible. This may involve adjusting parameters in the SAP system or the operating system.
  
  
  
  Monitor and Optimize Load:
  
  Monitor the load on the SSF server and optimize the usage of resources. This may involve scheduling heavy operations during off-peak hours or distributing the load across multiple servers.
  
  
  
  Check Configuration Settings:
  
  Review the SSF configuration settings in the SAP system. Ensure that they are set correctly and that there are no misconfigurations that could lead to memory issues.
  
  
  
  Adjust Operating System Limits:
  
  If you are running on a Unix/Linux system, check the ulimit settings and increase the limits for memory and processes if they are too low.
  
  
  
  Restart the SSF Server:
  
  Sometimes, simply restarting the SSF server can help clear up memory issues and free up resources.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system and SSF components are up to date. Sometimes, bugs in older versions can lead to memory issues that have been resolved in later updates.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to SSF and memory issues. SAP frequently publishes notes that provide solutions or workarounds for specific error messages.
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  Performance Monitoring: Use transaction ST03N to analyze performance and identify any bottlenecks in the system that could be contributing to the memory issue.
  
  If the problem persists after trying the above solutions, it may be necessary to consult with SAP support for further assistance.