In my module, in my base Application class
component = DaggerCompClassComponent.builder()
.classModule(new ModuleClass()).build();
In build.gradle's app, you need to add necessary dependencies for Dagger to generate corresponding classes, as below:
implementation 'com.google.dagger:dagger-android:2.21'
implementation 'com.google.dagger:dagger-android-support:2.21' // if you use the support libraries
annotationProcessor 'com.google.dagger:dagger-android-processor:2.21'
annotationProcessor 'com.google.dagger:dagger-compiler:2.21'
you should change dagger version which you are using.
refer full dagger document in this