Finally got things npc/players to load up but maps wont load now for some reason and im getting this error

Any tips would be greatly appreciated



************** Exception Text **************
System.InvalidOperationException: Collection was modified; enumeration operation may not execute.
at System.Collections.Hashtable.HashtableEnumerator.M oveNext()
at myseq.EQData.FindMob(Single x, Single y, Single delta)
at myseq.MapCon.PopulateToolTip(MouseEventArgs e)
at myseq.MapCon.MapCon_MouseMove(Object sender, MouseEventArgs e)
at System.Windows.Forms.Control.OnMouseMove(MouseEven tArgs e)
at System.Windows.Forms.Control.WmMouseMove(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.UserControl.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)




************** Loaded Assemblies **************
mscorlib
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9181.0 built by: NET481REL1LAST_C
CodeBase: file:///C:/Windows/Microsoft.NET/Framework64/v4.0.30319/mscorlib.dll
----------------------------------------
MySEQ
Assembly Version: 3.0.0.0
Win32 Version: 3.0.0.0
CodeBase: file:///D:/Everquest/MySEQ/MySEQ.exe
----------------------------------------
System.Windows.Forms
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9181.0 built by: NET481REL1LAST_C
CodeBase: file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/System.Windows.Forms/v4.0_4.0.0.0__b77a5c561934e089/System.Windows.Forms.dll
----------------------------------------
System
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9220.0 built by: NET481REL1LAST_C
CodeBase: file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/System/v4.0_4.0.0.0__b77a5c561934e089/System.dll
----------------------------------------
System.Drawing
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9032.0 built by: NET481REL1
CodeBase: file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/System.Drawing/v4.0_4.0.0.0__b03f5f7f11d50a3a/System.Drawing.dll
----------------------------------------
WeifenLuo.WinFormsUI.Docking
Assembly Version: 2.5.0.15095
Win32 Version: 2.5.0.0
CodeBase: file:///D:/Everquest/MySEQ/WeifenLuo.WinFormsUI.Docking.DLL
----------------------------------------
System.Configuration
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9032.0 built by: NET481REL1
CodeBase: file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/System.Configuration/v4.0_4.0.0.0__b03f5f7f11d50a3a/System.Configuration.dll
----------------------------------------
System.Core
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9220.0 built by: NET481REL1LAST_C
CodeBase: file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/System.Core/v4.0_4.0.0.0__b77a5c561934e089/System.Core.dll
----------------------------------------
System.Xml
Assembly Version: 4.0.0.0
Win32 Version: 4.8.9032.0 built by: NET481REL1
CodeBase: file:///C:/Windows/Microsoft.Net/assembly/GAC_MSIL/System.Xml/v4.0_4.0.0.0__b77a5c561934e089/System.Xml.dll