Jeff Patterson wrote: > > Hello Rootworld, > > I have instances of the TMinuit class in my analysis, and > they were all working, giving me good minimizations, until over the > weekend, I started getting this error message whenever I execute the > "MIGRAD" command. > > Error: G__CallFunc::SetArgArray() must be initialized with > 'G__CallFunc::SetFunc(G__ClassInfo* cls,char* fname,char* args,long* > poffset)' first > > I haven't changes anything purposely. It seems that this problem just > started on it's own. There is a possibility I might have accidently > altered the code before this started happeing but I don't think so. > > Does anybody know exactly what this error message means, and what could be > it's source. > Hi Jeff, In such situations, you should always understand the differences between your current version and your latest working version. This kind of message can happen if you have a wrong calling sequence when you call SetFCN or you create a TF1 object with the wrong prototype. You should provide more useful information. Rene Brun
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