Problem :
Google Drive Icon appears in task bar, but right clicking it reveals gray "sign in" and "not signed in" messages.
Solution :
Terminate Google Drive service via. Task Manager.
Now in Windows 7 Control Panel - Region and Language option, you have to change only a Format (on first tab) in English-US. Everything else you can change in English-US format (Time format (12 to 24h), Us to Metric, date format....etc.). Now start Google Drive and it should work...
Google Drive Icon appears in task bar, but right clicking it reveals gray "sign in" and "not signed in" messages.
Solution :
Terminate Google Drive service via. Task Manager.
Now in Windows 7 Control Panel - Region and Language option, you have to change only a Format (on first tab) in English-US. Everything else you can change in English-US format (Time format (12 to 24h), Us to Metric, date format....etc.). Now start Google Drive and it should work...
