uni-app-原生app云打包，安装后白屏是什么问题？

安装后，如附件图片
只能看到一个灰色的空白导航栏和白色的底部，不知道哪里出了问题
mainfest.json配置如下：
{
"name" : "AppName",
"appid" : "AppId",
"description" : "AppName",
"versionName" : "1.0.0",
"versionCode" : "100",
"transformPx" : false,
/ 5+App特有相关 /
"app-plus" : {
"usingComponents" : true,
"nvueCompiler" : "uni-app",
"compilerVersion" : 3,
"splashscreen" : {
"alwaysShowBeforeRender" : true,
"waiting" : true,
"autoclose" : true,
"delay" : 0
},
/ 模块配置 /
"modules" : {
"Barcode" : {},
"UIWebview" : {}
},
/ 应用发布信息 /
"distribute" : {
/ android打包配置 /
"android" : {
"permissions" : [
"<uses-permission android:name=\"android.permission.CHANGE_NETWORK_STATE\"/>",
"<uses-permission android:name=\"android.permission.MOUNT_UNMOUNT_FILESYSTEMS\"/>",
"<uses-permission android:name=\"android.permission.READ_CONTACTS\"/>",
"<uses-permission android:name=\"android.permission.VIBRATE\"/>",
"<uses-permission android:name=\"android.permission.READ_LOGS\"/>",
"<uses-permission android:name=\"android.permission.ACCESS_WIFI_STATE\"/>",
"<uses-feature android:name=\"android.hardware.camera.autofocus\"/>",
"<uses-permission android:name=\"android.permission.WRITE_CONTACTS\"/>",
"<uses-permission android:name=\"android.permission.ACCESS_NETWORK_STATE\"/>",
"<uses-permission android:name=\"android.permission.CAMERA\"/>",
"<uses-permission android:name=\"android.permission.RECORD_AUDIO\"/>",
"<uses-permission android:name=\"android.permission.GET_ACCOUNTS\"/>",
"<uses-permission android:name=\"android.permission.MODIFY_AUDIO_SETTINGS\"/>",
"<uses-permission android:name=\"android.permission.READ_PHONE_STATE\"/>",
"<uses-permission android:name=\"android.permission.CHANGE_WIFI_STATE\"/>",
"<uses-permission android:name=\"android.permission.WAKE_LOCK\"/>",
"<uses-permission android:name=\"android.permission.CALL_PHONE\"/>",
"<uses-permission android:name=\"android.permission.FLASHLIGHT\"/>",
"<uses-permission android:name=\"android.permission.ACCESS_COARSE_LOCATION\"/>",
"<uses-feature android:name=\"android.hardware.camera\"/>",
"<uses-permission android:name=\"android.permission.ACCESS_FINE_LOCATION\"/>",
"<uses-permission android:name=\"android.permission.WRITE_SETTINGS\"/>"
]
},
/ ios打包配置 /
"ios" : {
"dSYMs" : false
},
/ SDK配置 /
"sdkConfigs" : {
"ad" : {}
},
"icons" : {
"android" : {
"hdpi" : "unpackage/res/icons/72x72.png",
"xhdpi" : "unpackage/res/icons/96x96.png",
"xxhdpi" : "unpackage/res/icons/144x144.png",
"xxxhdpi" : "unpackage/res/icons/192x192.png"
},
"ios" : {
"appstore" : "unpackage/res/icons/1024x1024.png",
"ipad" : {
"app" : "unpackage/res/icons/76x76.png",
"app@2x" : "unpackage/res/icons/152x152.png",
"notification" : "unpackage/res/icons/20x20.png",
"notification@2x" : "unpackage/res/icons/40x40.png",
"proapp@2x" : "unpackage/res/icons/167x167.png",
"settings" : "unpackage/res/icons/29x29.png",
"settings@2x" : "unpackage/res/icons/58x58.png",
"spotlight" : "unpackage/res/icons/40x40.png",
"spotlight@2x" : "unpackage/res/icons/80x80.png"
},
"iphone" : {
"app@2x" : "unpackage/res/icons/120x120.png",
"app@3x" : "unpackage/res/icons/180x180.png",
"notification@2x" : "unpackage/res/icons/40x40.png",
"notification@3x" : "unpackage/res/icons/60x60.png",
"settings@2x" : "unpackage/res/icons/58x58.png",
"settings@3x" : "unpackage/res/icons/87x87.png",
"spotlight@2x" : "unpackage/res/icons/80x80.png",
"spotlight@3x" : "unpackage/res/icons/120x120.png"
}
}
}
},
"nvueLaunchMode" : ""
},
/ 快应用特有相关 /
"quickapp" : {},
/ 小程序特有相关 /
"mp-weixin" : {
"appid" : "xxxxx",
"setting" : {
"urlCheck" : false
},
"usingComponents" : true
},
"mp-alipay" : {
"usingComponents" : true
},
"mp-baidu" : {
"usingComponents" : true
},
"mp-toutiao" : {
"usingComponents" : true
},
"uniStatistics" : {
"enable" : false
},
"locale" : "zh-Hans",
"fallbackLocale" : "zh-Hans",
"h5" : {
"title" : "AppName"
},
"vueVersion" : "2"
}