[R-sig-ME] are warnings not stored in the lmer() output ?

Ben Bolker bbolker at gmail.com
Sun Dec 16 20:49:22 CET 2012

laurent stephane <laurent_step at ...> writes:

> Thanks to Alan and Emmanuel for their help.
> There is a very nice function tryCatch.W.E() available by typing
> It returns a list with two components : the output and the warning.

  For what it's worth, the very latest (github) version of lme4 does
indeed catch warnings and store them in an @optinfo slot ...

  (Now we just need to fix the GLMM instabilities in that version ...)

  Ben Bolker

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