Dear R-helpers,
i get a mysterious error message when using sem, it reads:
"Error in tapply(grad.P[arrows.2.free], ram[ram[, 1] == 2 & ram[, 4] !=
:
arguments must have same length"
what does this mean?
remko
^'~,_,~'^'~,_,~'^'~,_,~'^'~,_,~'^'~,_,~'^'~,_,~'
Remko Duursma, Ph.D. student
Forest Biometrics Lab / Idaho Stable Isotope Lab
University of Idaho, Moscow, ID, U.S.A.
Dear Remko, Can you supply the input that produced this error message? John At 04:50 PM 8/11/2003 -0700, Remko Duursma wrote:>Dear R-helpers, > >i get a mysterious error message when using sem, it reads: > > >"Error in tapply(grad.P[arrows.2.free], ram[ram[, 1] == 2 & ram[, 4] != : > arguments must have same length" > >what does this mean? > >remko----------------------------------------------------- John Fox Department of Sociology McMaster University Hamilton, Ontario, Canada L8S 4M4 email: jfox at mcmaster.ca phone: 905-525-9140x23604 web: www.socsci.mcmaster.ca/jfox