If you think you encountered a bug in pgAdmin3, please check the following:
Ahh, so you've found a new one then?
Post your report to support mailing list, include the following informations:
After a bug has been reported on the mailing list as being fixed, it might take one or two days until it has made it into the distribution tarballs, please be patient.
Thanks for giving pgAdmin3 a chance!
The pgAdmin Development Team