I installed 2.1 and when I click on Gallery it says!

[n813ca]

Its not installed on phone. Am I missing something?

 

[jsh1120]

Its not installed on phone. Am I missing something?

Yes, you've missed the many posts on the subject. Drag the icon (which I assume you have on your homescreen) to the trash can and pull it up again from the app drawer. If that doesn't solve your problem, you can come back and ask again.