AndroidStudio inherits the parent class, implements the interface, cannot prompt the rewrite method, and cannot detect the solution of the code error in real time

After updating As to version 4.1 or higher a few days ago, some problems have appeared one after another.

In the code, after inheriting a certain class, the overriding method of the class cannot be prompted

Implement an interface, unable to prompt the rewrite method

solution:

File --> Settings --> Plugins --> Search for the plugin Android ButterKnife Zelezny to
see if this plugin is installed. If it is installed, uninstall it.