unexpected filter behaviour?

[ZiNgA BuRgA]

(12-11-2011 03:49 AM)Patrick_ Wrote:  Right now if you filter the threadlist using &filtertf_field= without a value, it hides all threads where filterf_field is unset. Not specifying a value should imply that the filter is disabled.

Actually, if it's blank, it'll show all threads where no value has been set for the thread field.
If you wish to ignore blank values, you need to make the thread field a required field.