Android Studio inline compiler showing red errors, but compilation with gradle works fine

Question

I\'ve set up my project in Android Studio to use the Square Wire library, as per this question.

Build -> Compile Project works fine.

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Answer 1

Thanks to free3dom for getting me on the right track here.

Diagnosis

The Sync Project with Gradle Files option in Android Studio seems to keep the Project Structure libraries up to date.

However, in my case there were some errors:

Expanding the (not very obvious) link showed the detail. My wire-runtime library was showing in an incorrect location:

This seemed to be a hangover from my original configuration where I had imported the JAR into a libs folder.

dependencies {
    compile fileTree(dir: 'libs', include: '*.jar')
}

I subsequently changed it to be imported directly from Maven Central (as per here), and it seems that the old setting was never overwritten with the new one.

The Fix

The fix is to delete the library dependency from the Project Structure screen and then Sync Project with Gradle Files again.

More Detail

You can also see what path is being used to the resource by opening the .idea/libraries/wire_runtime_1_2_0.xml directly.

My broken one was:

After deleting and re-adding the library it changed the root url to:

Update

Android Studio v0.4.4 apparently fixes other bugs which have the same symptoms, so if you have an older version you may wish to upgrade.