在我的项目目录中，我运行ng -v或ng g服务并收到错误消息：
/users/ui/node_modules/@ngtools/json-schema/src/schema-tree.js:229
this._children[name] = this._createChildProperty(name, value ? value[name] : undefined, forward ? forward.children[name] : null, propertySchema);
^
TypeError: Cannot read property 'glob' of null
at ObjectSchemaTreeNode._set (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:229:131)
at new ObjectSchemaTreeNode (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:214:14)
at OneOfSchemaTreeNode._createChildProperty (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:153:26)
at OneOfSchemaTreeNode._typesPrototype.schema.oneOf.map (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:166:25)
at Array.map (<anonymous>)
at new OneOfSchemaTreeNode (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:165:48)
at ArraySchemaTreeNode._createChildProperty (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:153:26)
at ArraySchemaTreeNode._set (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:291:39)
at new ArraySchemaTreeNode (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:272:14)
at ObjectSchemaTreeNode._createChildProperty (/Users/joannepham/git/pws/console-ui/node_modules/@ngtools/json-schema/src/schema-tree.js:153:26)
该文件夹之外没有问题。关于如何解决此问题的任何建议
谢谢
答案 0 :(得分：0)
检查用户文件夹中是否有任何隐藏的 <?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.CardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="wrap_content"
card_view:cardCornerRadius="4dp"
card_view:cardElevation="4dp"
card_view:cardUseCompatPadding="true"
tools:context=".testActivity">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:orientation="horizontal">
<TextView
android:id="@+id/textView15"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="TextView" />
<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="Button" />
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:orientation="horizontal">
<TextView
android:id="@+id/textView15"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="TextView" />
<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="Button" />
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:orientation="horizontal">
<TextView
android:id="@+id/textView15"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="TextView" />
<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="Button" />
</LinearLayout>
</LinearLayout>
</android.support.v7.widget.CardView>
或.angular-cli.json，并检查项目中的重复项