[FIX] Attempted fix for #1

Internal/Internal.cs

@@ -88,7 +88,7 @@ internal static class Internal
 
 public class InternalSheduler
 {
-    public static Dictionary<string, taskInfo> registeredScheduledTasks { get; private set; } = new Dictionary<string, taskInfo>();
+    public static Dictionary<string, taskInfo> registeredScheduledTasks { get; internal set; } = new Dictionary<string, taskInfo>();
 
     public class taskInfo
     {

UniversalExtensions.cs

@@ -255,7 +255,22 @@ public static class UniversalExtensions
                 task.Start();
         });
 
+        if (registeredScheduledTasks is null)
+            registeredScheduledTasks = new();
+
+        try
+        {
             registeredScheduledTasks.Add(UID, new taskInfo { tokenSource = CancellationToken, customId = CustomId, runTime = runTime });
+        }
+        catch (InvalidOperationException)
+        {
+            registeredScheduledTasks = new();
+            registeredScheduledTasks.Add(UID, new taskInfo { tokenSource = CancellationToken, customId = CustomId, runTime = runTime });
+        }
+        catch (Exception)
+        {
+            throw;
+        }
         return UID;
     }