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

[Ben Bolker]

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
demo(error.catching). 
> 
> 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