[Android] Trigger loadAd to refresh ads getting issue

[minhchienwikipedia]

When I try to call loadAd to refresh ads my ads are not showing. This issue affect to my requests and show rate on Admob, can you help me fix this. Thanks

Image error:

Here my code

const AdmobNative = (
    {
        style,
        disabled,
        onAdLoaded,
        type = 'full',
        adUnitID = CHANGE_LANGUAGE_NATIVE_UNIT_ID,
    }: {
        style?: ViewStyle;
        disabled?: boolean;
        onAdLoaded?: () => void;
        type?: 'full' | 'small' | string;
        adUnitID?: string;
    },
    ref: any,
) => {
    const { disableAdmob } = useAppSelector(state => ({
        disableAdmob: state.config.disableAdmob,
    }));
    const [loaded, setLoaded] = useState(false);
    const nativeAdViewRef: any = useRef();

    useEffect(() => {
        nativeAdViewRef.current?.loadAd();
    }, []);

    useImperativeHandle(
        ref,
        () => ({
            refresh: () => {
                nativeAdViewRef.current?.loadAd();
            },
        }),
        [ref],
    );

    if (disableAdmob || disabled) {
        return null;
    }

    const handleOnAdLoaded = () => {
        onAdLoaded?.();
        setLoaded(true);
    };

    return (
        <NativeAdView
            ref={nativeAdViewRef}
            style={[style, !loaded && styles.opacity]}
            onAdLoaded={handleOnAdLoaded}
            onAdFailedToLoad={onAdLoaded}
            mediationOptions={{ nativeBanner: true }}
            adUnitID={adUnitID}>
            <View
                style={{
                    marginTop: DIMENSION_PADDING_SMALL,
                }}
                row
                alignCenter>
                <IconView style={styles.logo} />
                <View full style={{ marginLeft: DIMENSION_PADDING_SMALL }}>
                    <View row>
                        <AdLabel style={styles.label} />
                        <HeadlineView
                            style={[styles.headLine, styles.txtBold]}
                        />
                    </View>
                    <TaglineView
                        numberOfLines={2}
                        style={[
                            styles.tagLine,
                            { color: COLOR_TEXT_BLACK, fontFamily },
                        ]}
                    />
                </View>
            </View>
            {type === 'full' && (
                <View alignCenter>
                    <NativeMediaView style={styles.img} />
                </View>
            )}
            <CallToActionView
                style={styles.btn}
                buttonAndroidStyle={styles.btnAndroid}
                allCaps
                textStyle={{ ...styles.btnText, ...styles.txtBold }}
            />
        </NativeAdView>
    );
};