V<- loadWorkbook("vectors VA’ and K. Year 2014.xlsx")
> sheets <- getSheets(V)
>
> createFreezePane (sheets[(2)], 1, 2, startRow=NULL, startColumn=NULL)
Error in .jcall(sheet, "V", "createFreezePane", as.integer(colSplit - :
RcallMethod: cannot determine object class
> setColumnWidth(sheets[(2)], 2,400)
Error in .jcall(sheet, "V", "createFreezePane", as.integer(ic), as.integer(colWidth * :
java.lang.ClassNotFoundException
What is wrong. Thank you to help me. I know nothing of jeva