The official solution to the iPhone information crash BUG method What should I do if Apple iOS8 information crashes?

"Apple has realized the iMessage problem caused by a series of code characters, and we will fix it in future software updates. Before the update arrives, you can use the following steps to reopen the information application.

1. long press the Home button to wake up Siri. After activating Siri, let Siri "read unread information".

2.Siri will classify the information and then ask you if you want to reply. Reply: Yes.

3. Say something casually. It doesn't matter what the content is, what matters is to send a message.

When the reply message is sent, you should be able to open the information application. Then in the information application, swipe left to delete the whole conversation with Arabic strings, or hold down the message with related characters, click "More", and then click the trash can in the lower left corner.

If you have encountered this problem, try Apple's temporary official solution.