r-sig-mac@r-project.org along with the full description of how to reproduce it:
*** reason: lockFocus sent to a view whose window is deferred and does not yet have a corresponding platform window
*** name: NSInternalInconsistencyException, info: (null)
*** Version: R 2.5.1 (42083) R.app R 2.5.1 GUI 1.20 (4535)/i386


       
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