xml 设计时警告 打开es/values/目录下styles.xml文件. 把:<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar"> 修改为: <style name="AppTheme" parent="Base.Theme.AppCompat.Light.DarkActionBar"> 转载自:https://bl…
如图出现如下的错误的时候,一般都是升级Androdi Studio 后导致的,引入库不全,或者其他 东西缺少 可以如下解决方案:…
出现:Rendering Problems the following classes could not be found:android.support.v7.internal.widget.ActionBarOverlayLayout (Fix Build Path, Edit XML, Create Class) Tip: Try to build the project不能显示图形化界面 解决办法: style文件中theme改一下 在Theme.AppCompat.Light.Dar…
问题--------> Rendering Problems The following classes could not be instantiated: - android.support.v7.internal......... 解决---------> 方法1.改变android API版本 方法2.将styles.xml中 <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActio…
The following classes could not be instantiated:        - android.support.v7.internal.widget.ActionBarOverlayLayout java.lang.ClassNotFoundException: android.support.v4.view.ViewPropertyAnimatorListener    at org.jetbrains.android.uipreview.ModuleCla…
在android studio或者eclipse中打开layout文件,发现不能预览布局,提示以下错误: Rendering Problems Exception raised during rendering: Unable to find the layout for Action Bar. 解决办法:切换到design视图,选择低一点的api版本即可.…
Rendering Problems No Android SDK found. Please configure an Android SDK.…
activity_main.xml选择Design显示rendering problems no render target selected 在stackOverflow上找到了答案: You need to run the AVD Manager to add a virtual device that matches the target API version your project is set to. Click Tools->Android->AVD Manager. Clic…
在android studio中打开layout文件,发现不能预览布局,提示以下错误: Rendering Problems Exception raised during rendering: Unable to find the layout for Action Bar. 解决办法:切换到design视图,选择低一点的api版本即可.…
(转)文章转自 songzi1228 的 https://blog.csdn.net/songzi1228/article/details/80255058  本人亲自试用,妥妥的解决了我的问题. Rendering Problems  Couldn't resolve resource @dimen/y20 (2 similar errors not shown)  "@dimen/y20" in attribute "textSize" is not a val…