android studio 降低项目版本错误，no resource found

Error:(6, 21) No resource found that matches the given name: attr 'android:textAlignment'.

Error:(10, 21) No resource found that matches the given name: attr 'android:paddingEnd'.

Error:(10, 21) No resource found that matches the given name: attr 'android:paddingEnd'.

Error:(13, 21) No resource found that matches the given name: attr 'android:paddingStart'.

Error:(17, 21) No resource found that matches the given name: attr 'android:layout_marginEnd'.

Error:(10, 21) No resource found that matches the given name: attr 'android:paddingEnd'.

Error:(23, 21) No resource found that matches the given name: attr 'android:layout_marginStart'.

Error:(26, 21) No resource found that matches the given name: attr 'android:layout_alignParentStart'.

Error:(6, 21) No resource found that matches the given name: attr 'android:textAlignment'.

Error:(10, 21) No resource found that matches the given name: attr 'android:paddingEnd'.

Error:(13, 21) No resource found that matches the given name: attr 'android:paddingStart'.

Error:(26, 21) No resource found that matches the given name: attr 'android:layout_alignParentStart'.

Error:(37, 21) No resource found that matches the given name: attr 'android:layout_toStartOf'.

Error:(40, 21) No resource found that matches the given name: attr 'android:layout_alignParentEnd'.

Error:(44, 21) No resource found that matches the given name: attr 'android:layout_toEndOf'.

Error:(37, 21) No resource found that matches the given name: attr 'android:layout_toStartOf'.

Error:(23, 21) No resource found that matches the given name: attr 'android:layout_marginStart'.

Error:(13, 21) No resource found that matches the given name: attr 'android:paddingStart'.

D:\AndroidStudioProjects\shapecount5\app\build\intermediates\exploded-aar\com.android.support\appcompat-v7\22.2.0\res\values-v21\values-v21.xml

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Body1'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Body2'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Button'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Caption'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Display1'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Display2'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Display3'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Display4'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Headline'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Inverse'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Large'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Large.Inverse'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.PopupMenu.Large'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.PopupMenu.Small'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Medium'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Medium.Inverse'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Menu'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.SearchResult.Subtitle'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.SearchResult.Title'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Small'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Small.Inverse'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Subhead'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Title'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Menu'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Subtitle'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Subtitle.Inverse'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Title'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Title.Inverse'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionMode.Subtitle'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionMode.Title'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.PopupMenu.Large'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.PopupMenu.Small'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Button'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.TextView.SpinnerItem'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Subtitle'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:TextAppearance.Material.Widget.ActionBar.Title'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ActionBar.TabText'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ActionBar.TabView'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ActionButton'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ActionButton.CloseMode'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ActionButton.Overflow'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.AutoCompleteTextView'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Button'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Button.Borderless'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Button.Borderless.Colored'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Button.Small'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ButtonBar'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.CompoundButton.CheckBox'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.CompoundButton.RadioButton'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.DropDownItem.Spinner'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Light.ActionBar.TabText'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Light.ActionBar.TabText'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Light.ActionBar.TabView'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Light.PopupMenu'.

Error:(213, 21) No resource found that matches the given name: attr 'android:overlapAnchor'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ListPopupWindow'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ListView'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ListView.DropDown'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.PopupMenu'.

Error:(213, 21) No resource found that matches the given name: attr 'android:overlapAnchor'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ProgressBar'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.ProgressBar.Horizontal'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.RatingBar'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Spinner'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Spinner'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Spinner.Underlined'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.TextView.SpinnerItem'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Widget.Material.Toolbar.Button.Navigation'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Theme.Material'.

Error:(1) Error retrieving parent for item: No resource found that matches the given name 'android:Theme.Material.Light'.

Error:(120, 21) No resource found that matches the given name: attr 'android:colorAccent'.

Error:(124, 21) No resource found that matches the given name: attr 'android:colorButtonNormal'.

Error:(122, 21) No resource found that matches the given name: attr 'android:colorControlActivated'.

Error:(123, 21) No resource found that matches the given name: attr 'android:colorControlHighlight'.

Error:(121, 21) No resource found that matches the given name: attr 'android:colorControlNormal'.

Error:(118, 21) No resource found that matches the given name: attr 'android:colorPrimary'.

Error:(119, 21) No resource found that matches the given name: attr 'android:colorPrimaryDark'.

Error:(120, 21) No resource found that matches the given name: attr 'android:colorAccent'.

Error:(124, 21) No resource found that matches the given name: attr 'android:colorButtonNormal'.

Error:(122, 21) No resource found that matches the given name: attr 'android:colorControlActivated'.

Error:(123, 21) No resource found that matches the given name: attr 'android:colorControlHighlight'.

Error:(121, 21) No resource found that matches the given name: attr 'android:colorControlNormal'.

Error:(118, 21) No resource found that matches the given name: attr 'android:colorPrimary'.

Error:(119, 21) No resource found that matches the given name: attr 'android:colorPrimaryDark'.

Error:(120, 21) No resource found that matches the given name: attr 'android:colorAccent'.

Error:(124, 21) No resource found that matches the given name: attr 'android:colorButtonNormal'.

Error:(122, 21) No resource found that matches the given name: attr 'android:colorControlActivated'.

Error:(123, 21) No resource found that matches the given name: attr 'android:colorControlHighlight'.

Error:(121, 21) No resource found that matches the given name: attr 'android:colorControlNormal'.

Error:(118, 21) No resource found that matches the given name: attr 'android:colorPrimary'.

Error:(119, 21) No resource found that matches the given name: attr 'android:colorPrimaryDark'.

Error:(127, 21) No resource found that matches the given name: attr 'android:windowElevation'.

Error:(120, 21) No resource found that matches the given name: attr 'android:colorAccent'.

Error:(124, 21) No resource found that matches the given name: attr 'android:colorButtonNormal'.

Error:(122, 21) No resource found that matches the given name: attr 'android:colorControlActivated'.

Error:(123, 21) No resource found that matches the given name: attr 'android:colorControlHighlight'.

Error:(121, 21) No resource found that matches the given name: attr 'android:colorControlNormal'.

Error:(118, 21) No resource found that matches the given name: attr 'android:colorPrimary'.

Error:(119, 21) No resource found that matches the given name: attr 'android:colorPrimaryDark'.

Error:(127, 21) No resource found that matches the given name: attr 'android:windowElevation'.

Error:Execution failed for task ':app:processDebugResources'.

> com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'C:\AndroidSdk\android-sdk\build-tools\22.0.1\aapt.exe'' finished with non-zero exit value 1

Information:BUILD FAILED

最后发现删除项目的附加库就行了。