2.6.10

Plain Craft Launcher 2/Pages/PageDownload/PageDownloadCompDetail.xaml.vb

@@ -102,7 +102,9 @@
                 NewCard.SwapControl = NewStack
                 PanMain.Children.Add(NewCard)
                 '确定卡片是否展开
-                If Pair.Key = TargetCardName OrElse CType(FrmMain.PageCurrent.Additional(1), List(Of String)).Contains(NewCard.Title) Then
+                If Pair.Key = TargetCardName OrElse
+                   (FrmMain.PageCurrent.Additional IsNot Nothing AndAlso '#2761
+                   CType(FrmMain.PageCurrent.Additional(1), List(Of String)).Contains(NewCard.Title)) Then
                     MyCard.StackInstall(NewStack, If(Project.Type = CompType.ModPack, 9, 8), Pair.Key) 'FUTURE: Res
                 Else
                     NewCard.IsSwaped = True

Plain Craft Launcher 2/Pages/PageDownload/PageDownloadInstall.xaml.vb

@@ -597,7 +597,7 @@
     ''' 获取 OptiFine 的加载异常信息。若正常则返回 Nothing。
     ''' </summary>
     Private Function LoadOptiFineGetError() As String
-        If LoadOptiFine.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
+        If LoadOptiFine Is Nothing OrElse LoadOptiFine.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
         If LoadOptiFine.State.LoadingState = MyLoading.MyLoadingState.Error Then Return "获取版本列表失败：" & CType(LoadOptiFine.State, Object).Error.Message
         '检查 Forge 1.13 - 1.14.3：全部不兼容
         If SelectedForge IsNot Nothing AndAlso
@@ -700,7 +700,7 @@
     ''' </summary>
     Private Function LoadLiteLoaderGetError() As String
         If Not SelectedMinecraftId.Contains("1.") OrElse Val(SelectedMinecraftId.Split(".")(1)) > 12 Then Return "没有可用版本"
-        If LoadLiteLoader.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
+        If LoadLiteLoader Is Nothing OrElse LoadLiteLoader.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
         If LoadLiteLoader.State.LoadingState = MyLoading.MyLoadingState.Error Then Return "获取版本列表失败：" & CType(LoadLiteLoader.State, Object).Error.Message
         For Each Version As DlLiteLoaderListEntry In DlLiteLoaderListLoader.Output.Value
             If Version.Inherit = SelectedMinecraftId Then Return Nothing
@@ -845,7 +845,7 @@
     ''' 获取 Fabric 的加载异常信息。若正常则返回 Nothing。
     ''' </summary>
     Private Function LoadFabricGetError() As String
-        If LoadFabric.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
+        If LoadFabric Is Nothing OrElse LoadFabric.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
         If LoadFabric.State.LoadingState = MyLoading.MyLoadingState.Error Then Return "获取版本列表失败：" & CType(LoadFabric.State, Object).Error.Message
         For Each Version As JObject In DlFabricListLoader.Output.Value("game")
             If Version("version").ToString = SelectedMinecraftId.Replace("∞", "infinite").Replace("Combat Test 7c", "1.16_combat-3") Then
@@ -945,7 +945,7 @@
     ''' 获取 FabricApi 的加载异常信息。若正常则返回 Nothing。
     ''' </summary>
     Private Function LoadFabricApiGetError() As String
-        If LoadFabricApi.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
+        If LoadFabricApi Is Nothing OrElse LoadFabricApi.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
         If LoadFabricApi.State.LoadingState = MyLoading.MyLoadingState.Error Then Return "获取版本列表失败：" & CType(LoadFabricApi.State, Object).Error.Message
         If DlFabricApiLoader.Output Is Nothing Then
             If SelectedFabric Is Nothing Then Return "需要安装 Fabric"
@@ -1038,7 +1038,7 @@
     ''' </summary>
     Private Function LoadOptiFabricGetError() As String
         If SelectedMinecraftId.StartsWith("1.14") OrElse SelectedMinecraftId.StartsWith("1.15") Then Return "不兼容老版本 Fabric，请手动下载 OptiFabric Origins"
-        If LoadOptiFabric.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
+        If LoadOptiFabric Is Nothing OrElse LoadOptiFabric.State.LoadingState = MyLoading.MyLoadingState.Run Then Return "正在获取版本列表……"
         If LoadOptiFabric.State.LoadingState = MyLoading.MyLoadingState.Error Then Return "获取版本列表失败：" & CType(LoadOptiFabric.State, Object).Error.Message
         If DlOptiFabricLoader.Output Is Nothing Then
             If SelectedFabric Is Nothing AndAlso SelectedOptiFine Is Nothing Then Return "需要安装 OptiFine 与 Fabric"

Plain Craft Launcher 2/Pages/PageVersion/PageVersionMod.xaml.vb

@@ -375,10 +375,11 @@
             Dim IndexOfLoader As Integer = McModLoader.Output.IndexOf(ModEntity)
             McModLoader.Output.RemoveAt(IndexOfLoader)
             McModLoader.Output.Insert(IndexOfLoader, NewModEntity)
-            Dim Parent As StackPanel = If(IsSearching, PanSearchList, PanItems)
-            Dim IndexOfUi As Integer = Parent.Children.IndexOf(Parent.Children.OfType(Of MyListItem).First(Function(i) CType(i.Tag, McMod) Is ModEntity))
-            Parent.Children.RemoveAt(IndexOfUi)
-            Parent.Children.Insert(IndexOfUi, McModListItem(NewModEntity))
+            Dim List = If(IsSearching, PanSearchList, PanItems).Children
+            Dim IndexOfUi As Integer = List.IndexOf(List.OfType(Of MyListItem).FirstOrDefault(Function(i) CType(i.Tag, McMod) Is ModEntity))
+            If IndexOfUi = -1 Then Continue For '因为未知原因 Mod 的状态已经切换完了
+            List.RemoveAt(IndexOfUi)
+            List.Insert(IndexOfUi, McModListItem(NewModEntity))
         Next
         If Not IsSearching Then
             '改变禁用数量的显示