Fixed a crash that sometimes occurred when opening files and folders (#2138)

Author: gave92

Files.Launcher/Program.cs

@@ -656,6 +656,10 @@ await Win32API.StartSTATask(() =>
                     }
                 }
             }
+            catch (InvalidOperationException)
+            {
+                // Invalid file path
+            }
         }
 
         private static bool HandleCommandLineArgs()

Files.Launcher/Win32API.cs

@@ -43,7 +43,7 @@ public static async Task<string> GetFileAssociation(string filename)
             }
 
             // Find desktop apps
-            var lpResult = new StringBuilder();
+            var lpResult = new StringBuilder(2048);
             var hResult = Shell32.FindExecutable(filename, null, lpResult);
             if (hResult.ToInt64() > 32)
             {

Files/Interacts/Interaction.cs

@@ -485,10 +485,6 @@ private async void OpenSelectedItems(bool displayApplicationPicker)
                 }
                 else if (selectedItemCount > 1)
                 {
-                    foreach (ListedItem clickedOnItem in CurrentInstance.ContentPage.SelectedItems.Where(x => x.PrimaryItemAttribute == StorageItemTypes.Folder))
-                    {
-                        await MainPage.AddNewTab(typeof(ModernShellPage), (clickedOnItem as ShortcutItem)?.TargetPath ?? clickedOnItem.ItemPath);
-                    }
                     foreach (ListedItem clickedOnItem in CurrentInstance.ContentPage.SelectedItems.Where(x => x.PrimaryItemAttribute == StorageItemTypes.File
                         && !x.IsShortcutItem))
                     {
@@ -510,6 +506,10 @@ private async void OpenSelectedItems(bool displayApplicationPicker)
                         var applicationPath = string.Join('|', CurrentInstance.ContentPage.SelectedItems.Where(x => x.PrimaryItemAttribute == StorageItemTypes.File).Select(x => x.ItemPath));
                         await InvokeWin32Component(applicationPath);
                     }
+                    foreach (ListedItem clickedOnItem in CurrentInstance.ContentPage.SelectedItems.Where(x => x.PrimaryItemAttribute == StorageItemTypes.Folder))
+                    {
+                        await MainPage.AddNewTab(typeof(ModernShellPage), (clickedOnItem as ShortcutItem)?.TargetPath ?? clickedOnItem.ItemPath);
+                    }
                 }
             }
             catch (FileNotFoundException)