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app上线通过静默更新xposed都会经常性的出现 does not exist 然后可能需要用户去重新点击勾选然后重启，就显得很不友好，你这个是怎么解决的呢

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app上线通过静默更新xposed都会经常性的出现 does not exist 然后可能需要用户去重新点击勾选然后重启，就显得很不友好，你这个是怎么解决的呢

低版本安卓安装报这个错误是什么原因呢

Is there a multi-channel function, and how should it be implemented, that is, it can make multiple calls and receive multiple calls at the same time

java.lang.NullPointerException: Attempt to invoke interface method 'boolean org.linphone.core.tools.network.NetworkManagerInterface.isCurrentlyConnected(android.content.Context)' on a null object reference

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Hello, when developing Android, the company project reported this error and caused the app to crash abnormally, look at the company code did not find a place to call, please...

Does it support backstage photography and video, and does it support time watermarking?