On 3/29/2013 12:05 PM, Uwe Ligges wrote:
What could cause this?


No idea. Can you make the package source (incl that Rdata file) available?
It must have been something in my old session. Starting a fresh one, it went away.

--
Michael Friendly     Email: friendly AT yorku DOT ca
Professor, Psychology Dept. & Chair, Quantitative Methods
York University      Voice: 416 736-2100 x66249 Fax: 416 736-5814
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