I cannot open Contacts in Android Emulator

When i try to open Contacts in my emulator it opens a popup window saying Sorry!

The Process android android.process.acore has stopped unexpectedly Please try again

Then it close but not open Conta开发者_JAVA技巧cts.What Should i do to open contacts?

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Try to create a new emulator using the AVD manager. If you have modified the Contact Field, etc. this could be the problem as well.