
>Hello,  
>
>I'm trying to introduce myself to ggplot2.  I'm using syntax from the help file, but pasting in my own data.  I don't understand the error message I'm getting.  Can anyone clue me in?  A Google search of this error statement didn't return anything I could recognize as useful.
>
>Thanks, Paul
>
>
>> str(d.AD)
>'data.frame':	9 obs. of  3 variables:
> $ treatment: Factor w/ 3 levels "1","2","3": 1 1 1 2 2 2 3 3 3
> $ outcome  : Factor w/ 3 levels "1","2","3": 1 2 3 1 2 3 1 2 3
> $ counts   : num  18 17 15 20 10 20 25 13 12
>
>
>qplot(d.AD$outcome,d.AD$counts,data=d.AD, facets=.~ d.AD$treatment)
>
>Error in `[.data.frame`(plot$data, , setdiff(cond, names(df)), drop = FALSE) : 
>  undefined columns selected
>
>
>Paul Prew   >▪>  Statistician
>651-795-5942   >▪>   fax 651-204-7504 
>Ecolab Research Center   >▪>  Mail Stop ESC-F4412-A 
>655 Lone Oak Drive   >▪>   Eagan, MN 55121-1560 
>
>

CONFIDENTIALITY NOTICE: 
This e-mail communication and any attachments may contain proprietary and privileged information for the use of the designated recipients named above. 
Any unauthorized review, use, disclosure or distribution is prohibited. 
If you are not the intended recipient, please contact the sender by reply e-mail and destroy all copies of the original message.


	[[alternative HTML version deleted]]

