Is this with Firefox, or are you talking about Thunderbird?

Many site issues can be caused by corrupt cookies or cache.

• Clear the Cache and

• Remove Cookies
  Warning ! ! This will log you out of sites you're logged in to.

Type about:preferences<Enter> in the address bar.

• Cookies; Select Privacy. Under History, select Firefox will Use Custom Settings. Press the button on the right side called Show Cookies. Use the search bar to look for the site. Note; There may be more than one entry. Remove All of them.
• Cache; Select Advanced > Network. Across from Cached Web Content, Press Clear Now.

If there is still a problem, Start Firefox in Safe Mode {web link} A small dialog should appear. Click Start In Safe Mode (not Refresh). While you are in safe mode;

Type about:preferences#advanced<Enter> in the address bar.

Under Advanced, Select General. Look for and turn off Use Hardware Acceleration.

Poke around safe websites. Are there any problems?

Then restart.

seawear said in a private message;

Thank you for your mail, but nothing works. A message appears " Petit probleme" a connection problem with Google ???? I have tried to do everything you suggest without success. The only mail I can send ...is this one.....To you !! Thanks again for your efforts. (By the way I am in France, sorry for my english. Jacques

Please make your replies in this post so others can also help.

If you have trouble with English, please use your own language.

What does the full connection error say?