HELP, the campaign menu crashes the game and I'm too dumb to know way D:

[DarkStarWoha]

Describe the bug
Can not look at campaigns in the menu without crashing

Steps to reproduce

1. Open the game
2. Go into campaign menu
3. Click on a campaign
4. Game crashes and

Expected behavior
To show the level thingy and it is about and let me play it

Screenshots or video

Game build: MIR, Version=0.51.1.0, Culture=neutral, PublicKeyToken=null
Engine build: Walgelijk, Version=0.30.0.0, Culture=neutral, PublicKeyToken=null
Component dump path
System dump path
Log path
Unhandled exception occurred
System.InvalidOperationException: The registry does not contain a campaign stats entry for tutorial, but a file for it already exists at C:\Users\super\AppData\Local\MIR\userdata/campaigns/tutorial.json
Stack trace

at MIR.CampaignStats.CreateFor(String campaignId) in C:\Projects\madness-interactive-reloaded\src\MadnessInteractiveReloaded\Level\CampaignStats.cs:line 116
at MIR.CampaignProgress.GetCurrentStats() in C:\Projects\madness-interactive-reloaded\src\MadnessInteractiveReloaded\Level\CampaignProgress.cs:line 22
at MIR.CampaignProgress.TryGetCurrentStats(CampaignStats& stats) in C:\Projects\madness-interactive-reloaded\src\MadnessInteractiveReloaded\Level\CampaignProgress.cs:line 29
at MIR.CampaignMenuSystem.Update() in C:\Projects\madness-interactive-reloaded\src\MadnessInteractiveReloaded\User interface\Systems\CampaignMenuSystem.cs:line 199
at Walgelijk.Game.Start() in C:\Projects\Walgelijk\Walgelijk\System\Game.cs:line 236
at MIR.MadnessInteractiveReloaded..ctor() in C:\Projects\madness-interactive-reloaded\src\MadnessInteractiveReloaded\MadnessInteractiveReloaded.cs:line 243
at MIR.Program.Main(String mode, String input, String output) in C:\Projects\madness-interactive-reloaded\src\MadnessInteractiveReloaded\Program.cs:line 49

Desktop (please complete the following information):

• OS: Windows 10
• Version: _0_51_1

Additional context
I don't know a lot about code, Did I made it MAD or something??? I'm sorry if so, I just want to play a game made by the people playgrounds Devs (Good game by the way).