AndroidStudio3.0 注解報錯Annotation processors must be explicitly declared now. The following dependencies on the compile classpath are found to contain annotation processor.

體驗最新版AndroidStudio3.0 Canary 8的時候，發現之前項目的butter knife報錯，用到注解的應該都會報錯
Error:Execution failed for task ':app:javaPreCompileDebug'. > Annotation processors must be explicitly declared now. The following dependencies on the compile classpath are found to contain annotation processor. Please add them to the annotationProcessor configuration. - butterknife-7.0.1.jar Alternatively, set android.defaultConfig.javaCompileOptions.annotationProcessorOptions.includeCompileClasspath = true to continue with previous behavior. Note that this option is deprecated and will be removed in the future. See https://developer.android.com/r/tools/annotation-processor-error-message.html for more details. 在app的build中 android { ... defaultConfig { ... //添加如下配置就OK了 javaCompileOptions { annotationProcessorOptions { includeCompileClasspath = true } } } ... }