create project: if selected editor version is not installed, pick next available version

Author: unitycoder

UnityLauncherPro/MainWindow.xaml.cs

@@ -11,6 +11,7 @@
 using System.Drawing; // for notifyicon
 using System.IO;
 using System.IO.Pipes;
+using System.Linq;
 using System.Runtime.InteropServices;
 using System.Text.RegularExpressions;
 using System.Threading;
@@ -2147,6 +2148,12 @@ void CreateNewEmptyProject(string targetFolder = null)
                 initScriptFileFullPath = Tools.GetSafeFilePath("Scripts", "InitializeProject.cs");
             }
 
+            // if newversion is not installed, pick next available version
+            if (MainWindow.unityInstalledVersions.ContainsKey(newVersion) == false)
+            {
+                newVersion = Tools.FindNearestVersion(newVersion, MainWindow.unityInstalledVersions.Keys.ToList());
+            }
+
             // for new projects created from explorer, always ask for name
             if (chkAskNameForQuickProject.IsChecked == true || targetFolder != null)
             {