ActionBarSherlock上的白色矩形错误

Question

我的ActionBarSherlock适用于Android操作系统设备＆gt; = 4.0，但在旧设备上发生此错误。 我在网上搜索解决方案，但一无所获。 谁知道为什么会这样？我该如何解决这个问题？

Printscreen：

    <!-- Application theme. -->
<style name="AppTheme" parent="AppBaseTheme">
    <!-- All customizations that are NOT specific to a particular API-level can go here. -->
</style>

<!-- Action Bar Theme -->
<style name="Theme.Test" parent="@style/Theme.Sherlock">
    <item name="actionBarItemBackground">@drawable/selectable_background_example</item>
    <item name="popupMenuStyle">@style/PopupMenu.Example</item>
    <item name="dropDownListViewStyle">@style/DropDownListView.Example</item>
    <item name="actionBarTabStyle">@style/ActionBarTabStyle.Example</item>
    <item name="actionDropDownStyle">@style/DropDownNav.Example</item>
    <item name="actionBarStyle">@style/ActionBar.Solid.Example</item>
    <item name="actionModeBackground">@drawable/cab_background_top_example</item>
    <item name="actionModeSplitBackground">@drawable/cab_background_bottom_example</item>
    <item name="actionModeCloseButtonStyle">@style/ActionButton.CloseMode.Example</item>


</style>

<style name="ActionBar.Solid.Example" parent="@style/Widget.Sherlock.ActionBar.Solid">
    <item name="background">@drawable/ab_solid_example</item>
    <item name="backgroundStacked">@drawable/ab_stacked_solid_example</item>
    <item name="backgroundSplit">@drawable/ab_bottom_solid_example</item>
    <item name="progressBarStyle">@style/ProgressBar.Example</item>
</style>

<style name="ActionBar.Transparent.Example" parent="@style/Widget.Sherlock.ActionBar">
    <item name="background">@drawable/ab_transparent_example</item>
    <item name="progressBarStyle">@style/ProgressBar.Example</item>
</style>

<style name="PopupMenu.Example" parent="@style/Widget.Sherlock.ListPopupWindow">    
    <item name="android:popupBackground">@drawable/menu_dropdown_panel_example</item>   
</style>

<style name="DropDownListView.Example" parent="@style/Widget.Sherlock.ListView.DropDown">
    <item name="android:listSelector">@drawable/selectable_background_example</item>
</style>

<style name="ActionBarTabStyle.Example" parent="@style/Widget.Sherlock.ActionBar.TabView">
    <item name="android:background">@drawable/tab_indicator_ab_example</item>
</style>

<style name="DropDownNav.Example" parent="@style/Widget.Sherlock.Spinner.DropDown.ActionBar">
    <item name="android:background">@drawable/spinner_background_ab_example</item>
    <item name="android:popupBackground">@drawable/menu_dropdown_panel_example</item>
    <item name="android:dropDownSelector">@drawable/selectable_background_example</item>
</style>

<style name="ProgressBar.Example" parent="@style/Widget.Sherlock.ProgressBar.Horizontal">
    <item name="android:progressDrawable">@drawable/progress_horizontal_example</item>
</style>

<style name="ActionButton.CloseMode.Example" parent="@style/Widget.Sherlock.ActionButton.CloseMode">
    <item name="android:background">@drawable/btn_cab_done_example</item>
</style>

<!-- this style is only referenced in a Light.DarkActionBar based theme -->
<style name="Theme.Example.Widget" parent="@style/Theme.Sherlock">
    <item name="popupMenuStyle">@style/PopupMenu.Example</item>
    <item name="dropDownListViewStyle">@style/DropDownListView.Example</item>
</style>