2. Because the current network is not good, users can try again on another network.
3. Because of the software version, uninstall the software and download the software again.
4. Wechat has logged in on other devices, and can be used after changing the password.
5, caused by a large number of mass messages, and too many WeChat messages, too many messages will cause frequent operations. You can't send a message for a short time. Try again in a few minutes.
6. Insufficient memory. If it is not the case of the network, we can check whether there is too much memory information and the lack of memory in the mobile phone causes the mobile phone to get stuck during operation. At this point, we can clean up the memory.