Learn about Android Problems and Solutions

1. Call its API to start ADB mode, prompting you that you do not have permission. At first glance, the root permission is required. The permissions required by the guidance can be learned based on the log and added to androidmanifest. XML, such as <uses-Permission Android: Name = "android. permission. write_settings "/>.

 

2. When calling a class, the system prompts that this function is not available, but this function is found in the source code. It is said that the SDK does not include this class and the jar containing this class needs to be reloaded.

Right-click android2.2 under package explorer and select Config build path from build. Click Java build path --- libraries ----

Add class. Jar under Android-8 in the class. jar and SDK.