Since the last update of android studio (2.3 Beta 1). I have an error while viewing layouts. Designs are just gray screens and nothing is displayed. I have already tried several suggested solutions, but none of them worked. I already tried:
- Reconstruction and re-synchronization of the project with the gradle option
- Invalid Caches
- Change Android Rendering Version
- Check for updates and install the latest version
Rendering failed with a known bug. Please try a rebuild.
The following classes could not be instantiated: - android.support.v7.widget.AppCompatButton (Open Class, Show Exception, Clear Cache) - android.support.v7.widget.AppCompatEditText (Open Class, Show Exception, Clear Cache) - android.support.v7.widget.AppCompatTextView (Open Class, Show Exception, Clear Cache) Tip: Use View.isInEditMode() in your custom views to skip code or show sample data when shown in the IDE. If this is an unexpected error you can also try to build the project, then manually refresh the layout. `Exception Details java.lang.NoSuchFieldError: AppCompatTextHelper at android.support.v7.widget.AppCompatTextHelper.loadFromAttributes(AppCompatTextHelper.java:58) at android.support.v7.widget.AppCompatTextHelperV17.loadFromAttributes(AppCompatTextHelperV17.java:40) at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:72) at android.support.v7.widget.AppCompatButton.<init>(AppCompatButton.java:62) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.jetbrains.android.uipreview.ViewLoader.createNewInstance(ViewLoader.java:441) at org.jetbrains.android.uipreview.ViewLoader.loadClass(ViewLoader.java:240) at org.jetbrains.android.uipreview.ViewLoader.loadClass(ViewLoader.java:195) at com.android.tools.idea.rendering.LayoutlibCallbackImpl.loadClass(LayoutlibCallbackImpl.java:193) at android.view.BridgeInflater.loadCustomView(BridgeInflater.java:333) at android.view.BridgeInflater.onCreateView(BridgeInflater.java:152) at android.view.LayoutInflater.onCreateView(LayoutInflater.java:717) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:785) at android.view.BridgeInflater.createViewFromTag(BridgeInflater.java:222) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:727) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:858) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:834) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:861) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:834) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:861) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:834) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:861) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:834) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:861) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:834) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:861) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:834) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:821) at android.view.LayoutInflater.inflate(LayoutInflater.java:518) at android.view.LayoutInflater.inflate(LayoutInflater.java:397) at com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:324) at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:429) at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:368) at com.android.tools.idea.rendering.RenderTask$2.compute(RenderTask.java:567) at com.android.tools.idea.rendering.RenderTask$2.compute(RenderTask.java:549) at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:863) at com.android.tools.idea.rendering.RenderTask.createRenderSession(RenderTask.java:549) at com.android.tools.idea.rendering.RenderTask.lambda$inflate$1(RenderTask.java:680) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)
Do you have an idea where this might come from?
EDIT . An error is reported on Google https://code.google.com/p/android/issues/detail?can=1&q=230569&colspec=ID%20Status%20Priority%20Owner%20Summary%20Stars%20Reporter%20Opened&id=230569
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