Dear all, I can not get the DESeq function estimateDispersions() to function as it usually does. Have there been any recent updates in DESeq or in R that explains why estimateDispersions doesn't work? I use R on a grid engine and everything worked fine earlier this spring. Thanks Karl ================================================ > library(DESeq) > ?newCountDataSet() > library(DESeq) > ?estimateDispersions() Error in .helpForCall(topicExpr, parent.frame()) : no methods for 'estimateDispersions' and no documentation for it as a function > estimateDispersions() Error: could not find function "estimateDispersions" ## Other functions do work > newCountDataSet() Error in as.matrix(countData) : argument "countData" is missing, with no default