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Hello everyone, First of all, this is my first posting here, so feel free to tell me if I'm asking the wrong questions in the wrong place. I've discovered that the target triple normalization which used to be done at all times on sys::getDefaultTargetTriple() has been removed, due to the fact that most users of this function explicitly call Triple::normalize() on its result. This has

...me understand this error message and possibly help me debug the problem. Thanks manisha Reference section xen1data<-ReadAffy() # Read Affy dataset cell files xen1dataeset<-gcrma(xen1data) # Normalize with GCRMA write.exprs(xen1dataeset,file="xen1_exprs") # write normalzed expression values >str(exprs(xen1dataeset)) num [1:22690, 1:2] 12.0 11.3 13.0 11.6 10.3 ... - attr(*, "dimnames")=List of 2 ..$ : chr [1:22690] "1415670_at" "1415671_at" "1415672_at" "1415673_at" ... ..$ : chr [1:2] "A1_xen1_1...