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I am trying to perform a monte carlo simulation. It seems that the analysis crashes when it comes to the command if {[performanceFunction 1] <= 0.0} {incr Nfail} that i use to count the number of fail analyses. How could i get the updated value of my performance function? This is my simple code: mod...

Thank you very much for the immediate response. The examples are very helpful.

I first define the reliability domain and then the parameters and the random variables but i get the messege : invalid command name "randomVariablePositioner". Has this command been removed in the last version?
Thank you in advance!