The configuration failed if the name contains spaces / Gateways not published to configure view on refresh

Author: BornToBeRoot

Source/NETworkManager/Models/Network/NetworkInterface.cs

@@ -6,6 +6,7 @@
 using System.Net;
 using System.Net.NetworkInformation;
 using System.Threading.Tasks;
+using System.Windows;
 
 namespace NETworkManager.Models.Network
 {
@@ -129,22 +130,22 @@ public Task ConfigureNetworkInterfaceAsync(NetworkInterfaceConfig config)
         public void ConfigureNetworkInterface(NetworkInterfaceConfig config)
         {
             // IP
-            string command = string.Format("netsh interface ipv4 set address name=\"{0}\" ", config.Name);
-            command += config.EnableStaticIPAddress ? string.Format("source=static address={0} mask={1} gateway={2}", config.IPAddress, config.Subnetmask, config.Gateway) : "source=dhcp";
+            string command = @"netsh interface ipv4 set address name='" + config.Name + @"'";
+            command += config.EnableStaticIPAddress ? @" source=static address=" + config.IPAddress + @" mask=" + config.Subnetmask + @" gateway=" + config.Gateway : @" source=dhcp";
 
             // DNS
-            command += string.Format(";netsh interface ipv4 set DNSservers name=\"{0}\" ", config.Name);
-            command += config.EnableStaticDNS ? string.Format("source=static address={0} register=primary validate=no", config.PrimaryDNSServer) : "source=dhcp";
-            command += (config.EnableStaticDNS && !string.IsNullOrEmpty(config.SecondaryDNSServer)) ? string.Format(";netsh interface ipv4 add DNSservers name=\"{0}\" address={1} index=2 validate=no", config.Name, config.SecondaryDNSServer) : "";
+            command += @";netsh interface ipv4 set DNSservers name='" + config.Name + @"'";
+            command += config.EnableStaticDNS ? @" source=static address=" + config.PrimaryDNSServer + @" register=primary validate=no" : @" source=dhcp";
+            command += (config.EnableStaticDNS && !string.IsNullOrEmpty(config.SecondaryDNSServer)) ? @";netsh interface ipv4 add DNSservers name='" + config.Name + @"' address=" + config.SecondaryDNSServer + @" index=2 validate=no" : "";
 
             // Start process with elevated rights...
             ProcessStartInfo processStartInfo = new ProcessStartInfo()
             {
                 Verb = "runas",
                 FileName = "powershell.exe",
-                Arguments = string.Format("-NoProfile -NoLogo -Command {0}", command)
+                Arguments = "-NoProfile -NoLogo -Command " + command
             };
-            
+
             processStartInfo.WindowStyle = ProcessWindowStyle.Hidden;
 
             using (Process process = new Process())

Source/NETworkManager/Properties/AssemblyInfo.cs

@@ -49,4 +49,4 @@
 // Sie können alle Werte angeben oder die standardmäßigen Build- und Revisionsnummern 
 // übernehmen, indem Sie "*" eingeben:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.5.0.0")]
+[assembly: AssemblyVersion("1.4.1.0")]

Source/NETworkManager/ViewModels/Applications/NetworkInterfaceViewModel.cs

@@ -144,9 +144,9 @@ public NetworkInterfaceInfo SelectedNetworkInterface
                     else
                     {
                         ConfigEnableStaticIPAddress = true;
-                        ConfigIPAddress = value.IPv4Address.FirstOrDefault().ToString();
-                        ConfigSubnetmaskOrCidr = value.Subnetmask.FirstOrDefault().ToString();
-                        ConfigGateway = (value.IPv4Gateway == null) ? value.IPv4Gateway.ToString() : string.Empty;
+                        ConfigIPAddress = (value != null) ? value.IPv4Address.FirstOrDefault().ToString() : string.Empty;
+                        ConfigSubnetmaskOrCidr = (value.Subnetmask != null) ? value.Subnetmask.FirstOrDefault().ToString() : string.Empty;
+                        ConfigGateway = (value.IPv4Gateway != null) ? value.IPv4Gateway.FirstOrDefault().ToString() : string.Empty;
                     }
 
                     if (value.DNSAutoconfigurationEnabled)