search for: tp18999810p18999810

...returning NULL 3: In is.na(x) : is.na() applied to non-(list or vector) of type 'NULL' 4: In mean.default(x) : argument is not numeric or logical: returning NA > Any help would be greatly appreciated! Thanks! -- View this message in context: http://www.nabble.com/Boot-warning-messages-tp18999810p18999810.html Sent from the R help mailing list archive at Nabble.com.