If you haven't tried clearing the cache you could try that .
This will remove any temporary files that may be causing the problem, but will*not*delete your files or settings.
1. With the phone powered off,*press*and hold*VOL*DOWN KEY*+*POWER*key*(simultaneously)*for*5 seconds*and then release both buttons.
2. The device will display*different*BOOT*OPTIONS
3. Use the*VOL DOWN*Key to SCROLL to*Recovery*and*POWER*Key to select*
Tip: If the device reboots, you may have*waited to long to make a selection, you*will need to begin the process again.*
4. The device will display*the*Motorola logo and then*the*Android in distress*( logo with Exclamation mark)
5. Press and hold the*VOL UP*key.*While still holding*the*VOL UP*key*tap and release the*POWER*key. Once you see the RED text at the top of the screen, release both buttons (should take only a second).
Tip: You can*try this step, holding the phone in landscape. If you are*stuck on step 5, try a*force reboot by pressing the Power key and Vol Down key until your device reboots, and start the process again.
6. The device will display additional menu options (Text will appear in*BLUE)*
7. Use the*VOL DOWN*Key to scroll to*wipe*cache*partition*and the*POWER*Key to select*this*option
8.*The device will then perform*the partition wipe
9. The device will reboot and start the normal power up sequence
Now this procedure can take up to 10, sometimes I've heard of up to 20 mins..
I know I was having a different problem with the stock email app so I switched to K9 email and its been working great .