Red X after recommendation page

[invention64]

Background

CKAN Version:
v1.25.2

KSP Version:
1.4.5.2243

Operating System:
Manjaro Linux kernel: 4.14.65

Have you made any manual changes to your GameData folder (i.e., not via CKAN)?
Nope

Problem

What steps did you take in CKAN?
After selecting mods which have recommendations CKAN crashes and shows a red X

What did you expect to happen?
for the mods to be installed

What happened instead?
CKAN crashed, and showed a red X

I also noticed that someone was having a similar issue on macOS and the issue was closed

Screenshots:

CKAN error codes (if applicable):
Perhaps this counts?

2678 [1] ERROR CKAN.URLHandlers (null) - There was an error while registering the URL handler for ckan:// - Could not find a part of the path "/home/jimmy/.local/share/applications/mimeapps.list".
2686 [1] ERROR CKAN.URLHandlers (null) -   at System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.Boolean anonymous, System.IO.FileOptions options) [0x00164] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.IO.FileOptions options, System.String msgPath, System.Boolean bFromProxy, System.Boolean useLongPath, System.Boolean checkHost) [0x00000] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at (wrapper remoting-invoke-with-check) System.IO.FileStream..ctor(string,System.IO.FileMode,System.IO.FileAccess,System.IO.FileShare,int,System.IO.FileOptions,string,bool,bool,bool)
  at System.IO.StreamWriter.CreateFile (System.String path, System.Boolean append, System.Boolean checkHost) [0x0001c] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at System.IO.StreamWriter..ctor (System.String path, System.Boolean append, System.Text.Encoding encoding, System.Int32 bufferSize, System.Boolean checkHost) [0x00055] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at System.IO.StreamWriter..ctor (System.String path, System.Boolean append, System.Text.Encoding encoding, System.Int32 bufferSize) [0x00000] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at System.IO.StreamWriter..ctor (System.String path) [0x00008] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at (wrapper remoting-invoke-with-check) System.IO.StreamWriter..ctor(string)
  at System.IO.File.WriteAllLines (System.String path, System.String[] contents) [0x00000] in <815942dd495d4ccc954b977c1d4bee11>:0 
  at CKAN.URLHandlers.RegisterURLHandler_Linux () [0x00050] in <352d74f237564d2e9ff313cc9ac1989e>:0 
  at CKAN.URLHandlers.RegisterURLHandler (CKAN.Configuration config, CKAN.IUser user) [0x00007] in <352d74f237564d2e9ff313cc9ac1989e>:0 
System.ArgumentOutOfRangeException: ControlCollection does not have that many controls
Parameter name: index
Actual value was 3.
  at System.Windows.Forms.Control+ControlCollection.get_Item (System.Int32 index) [0x00027] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.TabControl.GetTab (System.Int32 index) [0x00006] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.TabControl.GetTabRect (System.Int32 index) [0x00000] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at (wrapper remoting-invoke-with-check) System.Windows.Forms.TabControl.GetTabRect(int)
  at System.Windows.Forms.Theming.Default.TabControlPainter.Draw (System.Drawing.Graphics dc, System.Drawing.Rectangle area, System.Windows.Forms.TabControl tab) [0x000df] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.ThemeWin32Classic.DrawTabControl (System.Drawing.Graphics dc, System.Drawing.Rectangle area, System.Windows.Forms.TabControl tab) [0x0000a] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.TabControl.Draw (System.Drawing.Graphics dc, System.Drawing.Rectangle clip) [0x00005] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.TabControl.OnPaintInternal (System.Windows.Forms.PaintEventArgs pe) [0x00017] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.Control.WmPaint (System.Windows.Forms.Message& m) [0x0006d] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.Control.WndProc (System.Windows.Forms.Message& m) [0x001a4] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.TabControl.WndProc (System.Windows.Forms.Message& m) [0x00057] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.Control+ControlWindowTarget.OnMessage (System.Windows.Forms.Message& m) [0x00000] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.Control+ControlNativeWindow.WndProc (System.Windows.Forms.Message& m) [0x0000b] in <206d6d7865674caba761ab5f5b301dc0>:0 
  at System.Windows.Forms.NativeWindow.WndProc (System.IntPtr hWnd, System.Windows.Forms.Msg msg, System.IntPtr wParam, System.IntPtr lParam) [0x00085] in <206d6d7865674caba761ab5f5b301dc0>:0 

[politas]

Fixed in #2501