我的操作系统是 MacOS，我正在开发一个 android 移动应用程序。我已经下载了 android studio 并设置了 android_home 环境。我已经安装了 marshmallow6.0 SDK。我android avd在终端中尝试并无法打开 avd。
java.lang.IllegalArgumentException: Argument cannot be null
at org.eclipse.swt.SWT.error(Unknown Source)
at org.eclipse.swt.SWT.error(Unknown Source)
at org.eclipse.swt.SWT.error(Unknown Source)
at org.eclipse.swt.widgets.Widget.error(Unknown Source)
at org.eclipse.swt.widgets.Label.setText(Unknown Source)
at com.android.sdkuilib.internal.widgets.AvdDetailsDialog.displayValue(AvdDetailsDialog.java:156)
at com.android.sdkuilib.internal.widgets.AvdDetailsDialog.createContents(AvdDetailsDialog.java:73)
at com.android.sdkuilib.ui.SwtBaseDialog.open(SwtBaseDialog.java:93)
at com.android.sdkuilib.internal.widgets.AvdSelector.onDetails(AvdSelector.java:964)
at com.android.sdkuilib.internal.widgets.AvdSelector.access$600(AvdSelector.java:86)
at com.android.sdkuilib.internal.widgets.AvdSelector$11.widgetDefaultSelected(AvdSelector.java:728)
at org.eclipse.swt.widgets.TypedListener.handleEvent(Unknown Source)
at org.eclipse.swt.widgets.EventTable.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Display.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.sendEvent(Unknown Source)
at org.eclipse.swt.widgets.Widget.notifyListeners(Unknown Source)
at org.eclipse.swt.widgets.Display.runDeferredEvents(Unknown Source)
at org.eclipse.swt.widgets.Display.readAndDispatch(Unknown Source)
at com.android.sdkuilib.internal.repository.ui.AvdManagerWindowImpl1.open(AvdManagerWindowImpl1.java:146)
at com.android.sdkuilib.repository.AvdManagerWindow.open(AvdManagerWindow.java:94)
at com.android.sdkmanager.Main.showAvdManagerWindow(Main.java:438)
at com.android.sdkmanager.Main.doAction(Main.java:380)
at com.android.sdkmanager.Main.run(Main.java:151)
at com.android.sdkmanager.Main.main(Main.java:117)
我不知道什么unknow source意思。我需要包含一些源文件吗？
我尝试通过 android studio 打开 avd。但是当我打开项目时，ADV Manager 是灰色的，不允许我打开 adv。我该如何解决这个问题？太感谢了。