java.lang.NumberFormatException

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    • java.lang.NumberFormatException: Attribute '?attr/colorAccent' not found. Are you using the right theme? at com.android.layoutlib.bridge.impl.ResourceHelper.getColor(ResourceHelper.java:76) at android.content.res.BridgeTypedArray.getColorStateList(BridgeTypedArray.java:372) at android.widget.TextView.<init>(TextView.java:750) at android.widget.TextView.<init>(TextView.java:671) at android.widget.TextView.<init>(TextView.java:667) at sun.reflect.GeneratedConstructorAccessor115.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at android.view.LayoutInflater.createView(LayoutInflater.java:619) at android.view.BridgeInflater.onCreateView(BridgeInflater.java:107) at android.view.LayoutInflater.onCreateView(LayoutInflater.java:694) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:762) at android.view.BridgeInflater.createViewFromTag(BridgeInflater.java:149) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:704) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:835) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:70) at android.view.LayoutInflater.rInflate(LayoutInflater.java:811) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:798) at android.view.LayoutInflater.inflate(LayoutInflater.java:515) at android.view.LayoutInflater.inflate(LayoutInflater.java:394) at com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:229) at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:426) at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:350) at com.android.tools.idea.rendering.RenderTask$2.compute(RenderTask.java:520) at com.android.tools.idea.rendering.RenderTask$2.compute(RenderTask.java:508) at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:967) at com.android.tools.idea.rendering.RenderTask.createRenderSession(RenderTask.java:508) at com.android.tools.idea.rendering.RenderTask.access$600(RenderTask.java:75) at com.android.tools.idea.rendering.RenderTask$3.call(RenderTask.java:620) at com.android.tools.idea.rendering.RenderTask$3.call(RenderTask.java:617) at com.android.tools.idea.rendering.RenderService.runRenderAction(RenderService.java:371) at com.android.tools.idea.rendering.RenderTask.render(RenderTask.java:617) at com.android.tools.idea.rendering.RenderTask.render(RenderTask.java:639) at com.intellij.android.designer.designSurface.AndroidDesignerEditorPanel$7.run(AndroidDesignerEditorPanel.java:519) at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:337) at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:327) at com.intellij.util.ui.update.MergingUpdateQueue$3.run(MergingUpdateQueue.java:271) at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:286) at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:244) at com.intellij.util.ui.update.MergingUpdateQueue.run(MergingUpdateQueue.java:234) at com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:238) at com.intellij.util.Alarm$Request$1.run(Alarm.java:352) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745)

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