如果互联网关闭,出现错误java.lang.IllegalStateException:ScrollView只能容纳一个直接子代

问题描述 投票:0回答:1

我使用NestedScrollView具有单一布局,但是如果Internet处于关闭状态,当Internet关闭时,它们会给我类似下面的错误。

Process: com.oktested, PID: 8028
        java.lang.IllegalStateException: ScrollView can host only one direct child
            at androidx.core.widget.NestedScrollView.addView(NestedScrollView.java:444)
            at com.google.android.material.snackbar.BaseTransientBottomBar.showView(BaseTransientBottomBar.java:511)
            at com.google.android.material.snackbar.BaseTransientBottomBar$1.handleMessage(BaseTransientBottomBar.java:191)
            at android.os.Handler.dispatchMessage(Handler.java:102)
            at android.os.Looper.loop(Looper.java:176)
            at android.app.ActivityThread.main(ActivityThread.java:6662)
            at java.lang.reflect.Method.invoke(Native Method)
            at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)

XML代码:

    <?xml version="1.0" encoding="utf-8"?>
    <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/color_black">

        <androidx.core.widget.NestedScrollView
            android:id="@+id/nsvFaces"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:fillViewport="true">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:orientation="vertical">

                <TextView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="@dimen/_10sdp"
                    android:layout_marginTop="@dimen/_70sdp"
                    android:fontFamily="@font/roboto_regular"
                    android:text="@string/browsebyfaces"
                    android:textColor="@color/colorAccent"
                    android:textSize="@dimen/_24sdp"
                    android:layout_marginRight="@dimen/_10sdp"
                    android:textStyle="bold" />

                <androidx.recyclerview.widget.RecyclerView
                    android:id="@+id/rvFaces"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginLeft="@dimen/_10sdp"
                    android:layout_marginTop="@dimen/_5sdp"
                    android:layout_marginRight="@dimen/_10sdp"
                    android:layout_marginBottom="@dimen/_10sdp"
                    android:nestedScrollingEnabled="false" />

            </LinearLayout>

        </androidx.core.widget.NestedScrollView>

        <RelativeLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="@dimen/_70sdp"
                android:alpha="1"
                android:background="@drawable/bg_gradient_home" />

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content">

                <ImageView
                    android:id="@+id/btnBack"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_alignParentLeft="true"
                    android:layout_centerVertical="true"
                    android:padding="@dimen/_10sdp"
                    android:src="@drawable/ic_vector_arrow" />

                <RelativeLayout
                    android:id="@+id/sideMenu"
                    android:layout_width="@dimen/_50sdp"
                    android:layout_height="@dimen/_50sdp"
                    android:layout_alignParentRight="true"
                    android:layout_centerVertical="true"
                    android:padding="@dimen/_12sdp">

                    <ImageView
                        android:layout_width="match_parent"
                        android:layout_height="match_parent"
                        android:src="@drawable/ic_menu_sky" />

                </RelativeLayout>

            </RelativeLayout>

        </RelativeLayout>

    </RelativeLayout>

我也搜索了更多结果,但没有找到合适的解决方案,并且我已经尝试了以下链接提供的所有解决方案,但不适用于我的情况。

ScrollView can host only one direct child with relativelayoutScrollview can host only one direct childA scroll view can have only one child Android XML filejava.lang.IllegalStateException: ScrollView can host only one direct child

如果我错了,请建议我,请帮助我。

我正在使用NestedScrollView使用单一布局,但是如果Internet正常运行,当Internet关闭时,它们会给我类似下面的错误。进程:com.oktested,PID:8028 java.lang ....

java android xml android-studio exception
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投票

at com.google.android.material.snackbar.BaseTransientBottomBar.showView(BaseTransientBottomBar.java:511)

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