Create unauthorized.md

Author: Kade-N

docs/_common-errors/unauthorized.md

@@ -0,0 +1,17 @@
+---
+title: Unauthorized access exception
+---
+This error will show
+```
+System.UnauthorizedAccessException
+Access to the path '<path>' is denied.
+```
+
+- Open the folder where the Launcher Kit is installed, the path should be shown in the error message
+  - By default this is `C:\ProgramData\Spore ModAPI Launcher Kit`
+  - Press Win+R and type this path in (not including `mLibs` or anything following it, nor `Spore ModAPI Launcher.exe`) to open it
+- You should see an `mLibs` folder
+- Right click the `mLibs` folder > Properties > Security tab > Edit
+- Select "Users" in the list at the top
+- In the list at the bottom, check the "Allow" box next to "Full control"
+- Click "OK" to save and close both windows