Explain this error please

please any one can tell me how can i solve this problem in sam it is work fine but when i am traing to add fixed client to the ignite server this error appears

A SAM internal error has occurred.                              ^ 
         The error handler has gotten the error code -152 of type          
                  FATAL withno associated strings.             

First,

I don't understand the issue, could you please explain more?

Second,

You could check /var/sam/log/samlog to see what it says!

DB