Android XML: RuntimeException: Failed to resolve attribute at index 6

Question

Hello dear stackoverflower,

In my project, i am using the new \"android design library\". The problem is, that there is a runtime exception which says(Im trying to c

Answer 1

I was using a custom attribute in attrs.xml and a customview. I ran into this problem as I didn't specify theme: attribute in the custom view. Quick look of how the files look

attrs.xml

    
    ...

customview.xml

In my styles.xml, I extended my style to use AppTheme

    
 ...
    
...

The culprit here was custom attribute ?textColorPrimary. As I didn't define AppTheme in the customview, it wasn't able to determine how to load textColorPrimary. By android:theme="@style/AppTheme", this got fixed))