Hate to bump and ancient thread, but I am having this same issue today.
Using Ubuntu 12.04 LTS on a x64 machine. When I browse to a hosted mode
site, I get the same Download the GWT Developer Plugin for chrome button
as below, but it doesn't do anything when I click it. I went to the
Using GWT as a CRUD front end for a database. We have found that most
pages end up firing off multiple RPCs. At first each picklist needed
it's own RPC so I wrote a client side picklist cache. This helped
for picklists, but even so the picklist cache often it will often need
to grab a missing
