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via Stack Overflow by Shanna de Lang
, 1 year ago
Unable to start activity ComponentInfo{com.example.shanna.linechartgenerator/com.example.shanna.linechartgenerator.dataStorage}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.ArrayList com.example.shanna.linechartgenerat
via GitHub by pawlowskim
, 1 year ago
Unable to start activity ComponentInfo{com.my_app/com.hokolinks.activity.HokoActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.Context.getPackageName()' on a null object reference
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