i can not get display

[sokkhimk]

FBNativeBannerAd(
placementID: "1907860066008761_1918078734986894", // required params from Facebook
padding: EdgeInsets.all(8.0), // content padding apply for native view
margin: EdgeInsets.only(bottom: 20.0),
style: AdStyle( // using AdStyle to change some views
titleColor: Colors.white,
socialTextColor: Colors.blueGrey,
backgroundColor: Colors.black,
),
onCreate: (NativeAdController controller) {
controller.loadAd(); // Keep controller, then you can re-load the add any time
},
),

===============================================
It show error like

aunching lib/main.dart on SM N910L in debug mode...
Initializing gradle... 0.6s
Resolving dependencies... 2.8s
Gradle task 'assembleDebug'...
Gradle task 'assembleDebug'... Done 7.4s
Built build\app\outputs\apk\debug\app-debug.apk.
Installing build\app\outputs\apk\app.apk... 11.8s
W/DisplayListCanvas( 4238): DisplayListCanvas is started on unbinded RenderNode (without mOwningView)
D/ViewRootImpl( 4238): MSG_RESIZED_REPORT: ci=Rect(0, 96 - 0, 0) vi=Rect(0, 96 - 0, 0) or=2
I/Timeline( 4238): Timeline: Activity_idle id: android.os.BinderProxy@f533a61 time:9814244
Syncing files to device SM N910L... 1.4s

🔥 To hot reload changes while running, press "r". To hot restart (and rebuild state), press "R".
An Observatory debugger and profiler on SM N910L is available at: http://127.0.0.1:61984/
For a more detailed help message, press "h". To detach, press "d"; to quit, press "q".
D/SecWifiDisplayUtil( 4238): Metadata value : none
I/System.out( 4238): ============= style {titleColor=#ffffffff, backgroundColor=#ff000000, socialTextColor=#ff607d8b}
W/ProxyCache( 4238): Unable to create external cache directory
I/ProxyCache( 4238): Proxy cache server started. Ping it...
D/ProxyCache( 4238): Open connection to http://127.0.0.1:42940/ping
I/WebViewFactory( 4238): Loading com.google.android.webview version 72.0.3626.105 (code 362610500)
I/System.out( 4238): (HTTPLog)-Static: isSBSettingEnabled false
I/System.out( 4238): (HTTPLog)-Static: isSBSettingEnabled false
D/ProxyCache( 4238): Accept new socket Socket[address=/127.0.0.1,port=33156,localPort=42940]
I/ProxyCache( 4238): Request to cache proxy:GetRequest{rangeOffset=0, partial=false, uri='ping'}
D/ProxyCache( 4238): Opened connections: 0
D/ProxyCache( 4238): Ping response: ping ok, pinged? true
I/cr_LibraryLoader( 4238): Time to load native libraries: 2 ms (timestamps 6076-6078)
I/chromium( 4238): [INFO:library_loader_hooks.cc(42)] Chromium logging enabled: level = 0, default verbosity = 0
I/cr_LibraryLoader( 4238): Expected native library version number "72.0.3626.105", actual native library version number "72.0.3626.105"
D/AdInternalSettings( 4238): Test mode device hash: 6e9cf036-11b5-405a-ab57-b40ea4c58216
D/AdInternalSettings( 4238): When testing your app with Facebook's ad units you must specify the device hashed ID to ensure the delivery of test ads, add the following code before loading an ad: AdSettings.addTestDevice("6e9cf036-11b5-405a-ab57-b40ea4c58216");
W/System.err( 4238): remove failed: ENOENT (No such file or directory) : /data/user/0/com.example.tessapp/shared_prefs/WebViewChromiumPrefs.xml.bak
W/System.err( 4238): remove failed: ENOENT (No such file or directory) : /data/user/0/com.example.tessapp/shared_prefs/FBAdPrefs.xml.bak
D/SensorManager( 4238): registerListener :: 0, ICM20610 Acceleration Sensor, 200000, 0,
D/SensorManager( 4238): registerListener :: 3, ICM20610 Gyroscope Sensor, 200000, 0,
D/IS_UNITY( 4238): false
D/ViewRootImpl( 4238): #1 mView = com.android.internal.policy.PhoneWindow$DecorView{cb89882 V.E...... R.....ID 0,0-0,0}
D/mali_winsys( 4238): new_window_surface returns 0x3000, [2560x344]-format:1
D/libEGL ( 4238): eglInitialize EGLDisplay = 0xb327e994
W/DisplayListCanvas( 4238): DisplayListCanvas is started on unbinded RenderNode (without mOwningView)
D/SensorManager( 4238): unregisterListener ::
D/SensorManager( 4238): unregisterListener ::
D/ViewRootImpl( 4238): MSG_RESIZED_REPORT: ci=Rect(0, 0 - 0, 0) vi=Rect(0, 0 - 0, 0) or=2
D/libEGL ( 4238): eglInitialize EGLDisplay = 0xb327ea84
D/libEGL ( 4238): eglInitialize EGLDisplay = 0xb327ea84
D/SensorManager( 4238): registerListener :: 0, ICM20610 Acceleration Sensor, 200000, 0,
D/SensorManager( 4238): registerListener :: 3, ICM20610 Gyroscope Sensor, 200000, 0,
D/IS_UNITY( 4238): false
I/cr_BrowserStartup( 4238): Initializing chromium process, singleProcess=true
W/System.err( 4238): remove failed: ENOENT (No such file or directory) : /data/user/0/com.example.tessapp/shared_prefs/SDKIDFA.xml.bak
D/SecWifiDisplayUtil( 4238): Metadata value : none
D/SensorManager( 4238): unregisterListener ::
D/SensorManager( 4238): unregisterListener ::
D/ConnectivityManager( 4238): requestNetwork; getAppId(CallingUid) : 10268, CallingPid : 4238
I/System.out( 4238): (HTTPLog)-Static: isSBSettingEnabled false
I/System.out( 4238): (HTTPLog)-Static: isSBSettingEnabled false
W/cr_CrashFileManager( 4238): /data/user/0/com.example.tessapp/cache/WebView/Crash Reports does not exist or is not a directory
W/System.err( 4238): remove failed: ENOENT (No such file or directory) : /data/user/0/com.example.tessapp/shared_prefs/com.facebook.ads.FEATURE_CONFIG.xml.bak
I/System.out( 4238): nativeBannerAd onError The display format in the ad request does not match the display format specified for this placement. Each placement can only be used with a single display format. You can create multiple placements in order to use multiple display formats.
Lost connection to device.

============================================

How can I add banner facebook to flutter

[karnadii]

This plugin only support native banner, you should create placementid with type of native banner. The problem is your placementId.

[duyduong]

You can take a look closer to the ad error
nativeBannerAd onError The display format in the ad request does not match the display format specified for this placement. Each placement can only be used with a single display format. You can create multiple placements in order to use multiple display formats.