运行报错，在LoginActivity的43行super.onCreate(savedInstanceState);

[wanyt]

下面是报错信息：
com.zhan_dui.animetaste E/VdcInflateDelegate: Exception while inflating
org.xmlpull.v1.XmlPullParserException: Binary XML file line #17 tag requires viewportWidth > 0
at android.support.graphics.drawable.VectorDrawableCompat.updateStateFromTypedArray(VectorDrawableCompat.java:535)
at android.support.graphics.drawable.VectorDrawableCompat.inflate(VectorDrawableCompat.java:472)
at android.support.graphics.drawable.VectorDrawableCompat.createFromXmlInner(VectorDrawableCompat.java:436)
at android.support.v7.widget.AppCompatDrawableManager$VdcInflateDelegate.createFromXmlInner(AppCompatDrawableManager.java:708)
at android.support.v7.widget.AppCompatDrawableManager.loadDrawableFromDelegates(AppCompatDrawableManager.java:348)
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:188)
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:181)
at android.support.v7.widget.AppCompatDrawableManager.checkVectorDrawableSetup(AppCompatDrawableManager.java:689)
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:186)
at android.support.v7.widget.TintTypedArray.getDrawableIfKnown(TintTypedArray.java:77)
at android.support.v7.app.AppCompatDelegateImplBase.(AppCompatDelegateImplBase.java:83)
at android.support.v7.app.AppCompatDelegateImplV7.(AppCompatDelegateImplV7.java:146)
at android.support.v7.app.AppCompatDelegateImplV11.(AppCompatDelegateImplV11.java:28)
at android.support.v7.app.AppCompatDelegateImplV14.(AppCompatDelegateImplV14.java:41)
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:193)
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:173)
at android.support.v7.app.AppCompatActivity.getDelegate(AppCompatActivity.java:511)
at android.support.v7.app.AppCompatActivity.onCreate(AppCompatActivity.java:71)
at com.zhan_dui.animetaste.LoadActivity.onCreate(LoadActivity.java:43)
at android.app.Activity.performCreate(Activity.java:5146)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1090)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2191)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2282)
at android.app.ActivityThread.access$600(ActivityThread.java:147)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1272)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5265)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:525)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:760)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:576)
at dalvik.system.NativeStart.main(Native Method)
08-09 17:37:59.838 24743-24743/com.zhan_dui.animetaste W/dalvikvm: threadid=1: thread exiting with uncaught exception (group=0x419b7940)
08-09 17:37:59.868 24743-24743/com.zhan_dui.animetaste E/AndroidRuntime: FATAL EXCEPTION: main
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.zhan_dui.animetaste/com.zhan_dui.animetaste.LoadActivity}: android.content.res.Resources$NotFoundException: File res/drawable/abc_ic_ab_back_material.xml from drawable resource ID #0x7f020014
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2227)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2282)
at android.app.ActivityThread.access$600(ActivityThread.java:147)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1272)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5265)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:525)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:760)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:576)
at dalvik.system.NativeStart.main(Native Method)
Caused by: android.content.res.Resources$NotFoundException: File res/drawable/abc_ic_ab_back_material.xml from drawable resource ID #0x7f020014
at android.content.res.Resources.loadDrawable(Resources.java:2186)
at android.content.res.Resources.getDrawable(Resources.java:732)
at android.support.v4.content.ContextCompat.getDrawable(ContextCompat.java:354)
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:193)
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:181)
at android.support.v7.widget.AppCompatDrawableManager.checkVectorDrawableSetup(AppCompatDrawableManager.java:689)
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:186)
at android.support.v7.widget.TintTypedArray.getDrawableIfKnown(TintTypedArray.java:77)
at android.support.v7.app.AppCompatDelegateImplBase.(AppCompatDelegateImplBase.java:83)
at android.support.v7.app.AppCompatDelegateImplV7.(AppCompatDelegateImplV7.java:146)
at android.support.v7.app.AppCompatDelegateImplV11.(AppCompatDelegateImplV11.java:28)
at android.support.v7.app.AppCompatDelegateImplV14.(AppCompatDelegateImplV14.java:41)
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:193)
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:173)
at android.support.v7.app.AppCompatActivity.getDelegate(AppCompatActivity.java:511)
at android.support.v7.app.AppCompatActivity.onCreate(AppCompatActivity.java:71)
at com.zhan_dui.animetaste.LoadActivity.onCreate(LoadActivity.java:43)
at android.app.Activity.performCreate(Activity.java:5146)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1090)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2191)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2282) 
at android.app.ActivityThread.access$600(ActivityThread.java:147) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1272) 
at android.os.Handler.dispatchMessage(Handler.java:99) 
at android.os.Looper.loop(Looper.java:137) 
at android.app.ActivityThread.main(ActivityThread.java:5265) 
at java.lang.reflect.Method.invokeNative(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:525) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:760) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:576) 
at dalvik.system.NativeStart.main(Native Method) 
Caused by: org.xmlpull.v1.XmlPullParserException: Binary XML file line #17: invalid drawable tag vector
at android.graphics.drawable.Drawable.createFromXmlInner(Drawable.java:897)
at android.graphics.drawable.Drawable.createFromXml(Drawable.java:837)
at android.content.res.Resources.loadDrawable(Resources.java:2182)
at android.content.res.Resources.getDrawable(Resources.java:732) 
at android.support.v4.content.ContextCompat.getDrawable(ContextCompat.java:354) 
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:193) 
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:181) 
at android.support.v7.widget.AppCompatDrawableManager.checkVectorDrawableSetup(AppCompatDrawableManager.java:689) 
at android.support.v7.widget.AppCompatDrawableManager.getDrawable(AppCompatDrawableManager.java:186) 
at android.support.v7.widget.TintTypedArray.getDrawableIfKnown(TintTypedArray.java:77) 
at android.support.v7.app.AppCompatDelegateImplBase.(AppCompatDelegateImplBase.java:83) 
at android.support.v7.app.AppCompatDelegateImplV7.(AppCompatDelegateImplV7.java:146) 
at android.support.v7.app.AppCompatDelegateImplV11.(AppCompatDelegateImplV11.java:28) 
at android.support.v7.app.AppCompatDelegateImplV14.(AppCompatDelegateImplV14.java:41) 
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:193) 
at android.support.v7.app.AppCompatDelegate.create(AppCompatDelegate.java:173) 
at android.support.v7.app.AppCompatActivity.getDelegate(AppCompatActivity.java:511) 
at android.support.v7.app.AppCompatActivity.onCreate(AppCompatActivity.java:71) 
at com.zhan_dui.animetaste.LoadActivity.onCreate(LoadActivity.java:43) 
at android.app.Activity.performCreate(Activity.java:5146) 
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1090) 
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2191) 
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2282) 
at android.app.ActivityThread.access$600(ActivityThread.java:147) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1272) 
at android.os.Handler.dispatchMessage(Handler.java:99) 
at android.os.Looper.loop(Looper.java:137) 
at android.app.ActivityThread.main(ActivityThread.java:5265) 
at java.lang.reflect.Method.invokeNative(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:525) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:760) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:576) 
at dalvik.system.NativeStart.main(Native Method)