Ya se ha eliminado java.lang.AssertionError al cambiar a la vista de diseño en Android Studio

Tengo el siguiente error al cambiar a la vista de diseño en Android Studio, nada cambió en la actividad y solía trabajar antes:

java.lang.AssertionError: Already disposed at com.intellij.openapi.components.impl.ComponentManagerImpl.getPicoContainer(ComponentManagerImpl.java:263) at com.intellij.openapi.components.impl.ComponentManagerImpl.getPicoContainer(ComponentManagerImpl.java:55) at com.intellij.openapi.components.ServiceManager.getService(ServiceManager.java:40) at com.intellij.openapi.roots.impl.DirectoryIndex.getInstance(DirectoryIndex.java:31) at org.jetbrains.android.dom.AndroidXmlExtension.isAvailable(AndroidXmlExtension.java:52) at com.intellij.xml.XmlExtension.getExtension(XmlExtension.java:48) at com.intellij.xml.XmlExtension.getExtensionByElement(XmlExtension.java:59) at com.intellij.psi.impl.source.xml.XmlTagImpl.computeNamespaceMap(XmlTagImpl.java:893) at com.intellij.psi.impl.source.xml.XmlTagImpl.initNamespaceMaps(XmlTagImpl.java:857) at com.intellij.psi.impl.source.xml.XmlTagImpl.getAttributeValue(XmlTagImpl.java:631) at com.android.tools.idea.rendering.PsiResourceItem$1.getDefaultIndex(PsiResourceItem.java:160) at com.android.ide.common.rendering.api.ArrayResourceValue.getValue(ArrayResourceValue.java:95) at com.android.ide.common.resources.ResourceResolver.resolveResValue(ResourceResolver.java:272) at com.android.ide.common.resources.ResourceResolver.resolveResValue(ResourceResolver.java:263) at com.android.ide.common.resources.ResourceResolver.resolveValue(ResourceResolver.java:258) at com.android.layoutlib.bridge.android.BridgeContext.obtainStyledAttributes(BridgeContext.java:705) at android.widget.AbsSpinner.<init>(AbsSpinner.java:71) at android.widget.Spinner.<init>(Spinner.java:165) at android.widget.Spinner.<init>(Spinner.java:144) at android.widget.Spinner.<init>(Spinner.java:128) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at android.view.LayoutInflater.createView(LayoutInflater.java:594) at android.view.BridgeInflater.onCreateView(BridgeInflater.java:86) at android.view.LayoutInflater.onCreateView(LayoutInflater.java:669) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:694) at android.view.BridgeInflater.createViewFromTag(BridgeInflater.java:131) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:755) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:64) at android.view.LayoutInflater.rInflate(LayoutInflater.java:727) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:758) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:64) at android.view.LayoutInflater.rInflate(LayoutInflater.java:727) at android.view.LayoutInflater.rInflate_Original(LayoutInflater.java:758) at android.view.LayoutInflater_Delegate.rInflate(LayoutInflater_Delegate.java:64) at android.view.LayoutInflater.rInflate(LayoutInflater.java:727) at android.view.LayoutInflater.inflate(LayoutInflater.java:492) at android.view.LayoutInflater.inflate(LayoutInflater.java:373) at com.android.layoutlib.bridge.impl.RenderSessionImpl.inflate(RenderSessionImpl.java:399) at com.android.layoutlib.bridge.Bridge.createSession(Bridge.java:336) at com.android.ide.common.rendering.LayoutLibrary.createSession(LayoutLibrary.java:332) at com.android.tools.idea.rendering.RenderService$3.compute(RenderService.java:542) at com.android.tools.idea.rendering.RenderService$3.compute(RenderService.java:535) at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:934) at com.android.tools.idea.rendering.RenderService.createRenderSession(RenderService.java:535) at com.android.tools.idea.rendering.RenderService.render(RenderService.java:577) at com.intellij.android.designer.designSurface.AndroidDesignerEditorPanel$7$2.compute(AndroidDesignerEditorPanel.java:501) at com.intellij.android.designer.designSurface.AndroidDesignerEditorPanel$7$2.compute(AndroidDesignerEditorPanel.java:494) at com.intellij.openapi.application.impl.ApplicationImpl.runReadAction(ApplicationImpl.java:945) at com.intellij.android.designer.designSurface.AndroidDesignerEditorPanel$7.run(AndroidDesignerEditorPanel.java:494) at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:320) at com.intellij.util.ui.update.MergingUpdateQueue.execute(MergingUpdateQueue.java:310) at com.intellij.util.ui.update.MergingUpdateQueue$2.run(MergingUpdateQueue.java:254) at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:269) at com.intellij.util.ui.update.MergingUpdateQueue.flush(MergingUpdateQueue.java:227) at com.intellij.util.ui.update.MergingUpdateQueue.run(MergingUpdateQueue.java:217) at com.intellij.util.concurrency.QueueProcessor.runSafely(QueueProcessor.java:238) at com.intellij.util.Alarm$Request$1.run(Alarm.java:297) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) at java.util.concurrent.FutureTask.run(FutureTask.java:138) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) at java.lang.Thread.run(Thread.java:695) 

¿Alguna pista sobre esto?