How can I connect Pidgin to Google Hangouts?

You need to enter talk.google.com to "Connect Server" in "Advanced" tab. Below is the example for [email protected]

Account information:

Account information

Server information:

Server information


Looks like you've got the "connect server" (in the Advanced tab) filled in wrong. Try unsetting that and just leaving it blank, with your "domain" field filled in with "gmail.com", eg: BasicTabAdvanced tab

(On a side note, it also looks like you're using the old and outdated skype plugin. Try the newer skypeweb plugin instead)