Sounds like you might be missing a permission. Check the logcat for a
message to that effect and update your manifest.
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You need this "android.permission.READ_PHONE_STATE"
public String getDeviceId ()
Since: API Level 1
Returns the unique device ID, for example, the IMEI for GSM and the
MEID for CDMA phones. Return null if device ID is not available.
Requires Permission: READ_PHONE_STATE
On 10月13日, 下午1时22分, "A
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