java - Trying to create toolbar and getting rendering error -


im trying create toolbar im getting error. searched , didnt found solution. error: following classes not found: android.support.v7.widget api version 16. styles.xml file:

<style name="apptheme" parent="theme.appcompat.light.noactionbar">     <item name="colorprimary">@color/colorprimary</item>     <item name="colorprimarydark">@color/colorprimarydark</item>     <!-- customize theme here. --> </style>


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