Webview gives error while leaving from my app js error

I/chromium: [INFO:CONSOLE(478)] "Uncaught TypeError: Cannot set property 'innerHTML' of null", source: https://secure-acs2ui-b1-indmum-mumrdc.wibmo.com/v1/acs/legacy/live/8547/M.P/uid=fd076e4c-afc4-44b2-99f5-97a0bC3lD7qB (478)

    private fun configureWebview() {
        // Get the web view settings instance
        val settings = binding.webView.settings

        // Enable java script in web view
        settings.javaScriptEnabled = true

        // Enable and setup web view cache
        settings.setAppCacheEnabled(false)

        // Enable zooming in web view
//        settings.setSupportZoom(true)
//        settings.builtInZoomControls = true
//        settings.displayZoomControls = true


        // Zoom web view text
        settings.textZoom = 125


        // Enable disable images in web view
        settings.blockNetworkImage = false
        // Whether the WebView should load image resources
        settings.loadsImagesAutomatically = true


        // More web view settings
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            settings.safeBrowsingEnabled = true  // api 26
        }
        //settings.pluginState = WebSettings.PluginState.ON
        settings.useWideViewPort = true
        settings.loadWithOverviewMode = true
        settings.javaScriptCanOpenWindowsAutomatically = true
        settings.mediaPlaybackRequiresUserGesture = false


        // More optional settings, you can enable it by yourself
        settings.setAppCacheEnabled(false)
        settings.domStorageEnabled = true
        settings.defaultTextEncodingName = "utf-8"
        settings.setSupportMultipleWindows(true)
        settings.loadWithOverviewMode = true
        settings.allowContentAccess = false
        settings.allowUniversalAccessFromFileURLs = false
        settings.allowFileAccess = false
        
        // WebView settings
        binding.webView.fitsSystemWindows = true


        /*
            if SDK version is greater of 19 then activate hardware acceleration
            otherwise activate software acceleration
        */
        binding.webView.setLayerType(View.LAYER_TYPE_HARDWARE, null)
    }