1 files changed, 14 insertions, 0 deletions
diff --git a/src/StardewModdingAPI/Framework/ModLoading/InvalidModStateException.cs b/src/StardewModdingAPI/Framework/ModLoading/InvalidModStateException.cs
new file mode 100644
index 00000000..075e237a
--- /dev/null
+++ b/src/StardewModdingAPI/Framework/ModLoading/InvalidModStateException.cs
@@ -0,0 +1,14 @@
+using System;
+
+namespace StardewModdingAPI.Framework.ModLoading
+{
+    /// <summary>An exception which indicates that something went seriously wrong while loading mods, and SMAPI should abort outright.</summary>
+    internal class InvalidModStateException : Exception
+    {
+        /// <summary>Construct an instance.</summary>
+        /// <param name="message">The error message.</param>
+        /// <param name="ex">The underlying exception, if any.</param>
+        public InvalidModStateException(string message, Exception ex = null)
+            : base(message, ex) { }
+    }
+}