RDA 6.6 - Win 7 64 Bit - Crash after start

Remote Desktop Manager crashes directly after start. This is my error log:
------------------------------------------------------------------------------------------------------------------
[10/28/2011 3:32 PM]ERROR System.FormatException: Guid should contain 32 digits with 4 dashes (xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx).
at System.Guid..ctor(String g)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.VerifyMissingAddons(IEnumerable`1 connectionList)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.LoadConnectionsFromDataSource(BaseConnectionDataSource connectionDataSource)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.LoadConnections(BaseConnectionDataSource connectionDataSource)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.RefreshConnections()
at Devolutions.RemoteDesktopManager.Forms.FrmMainBase.RefreshAllConnectionView(Boolean saveState, Boolean checkOnline)
at Devolutions.RemoteDesktopManager.Forms.FrmMainBase.RefreshView(Boolean checkOnline)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.set_DataSource(BaseConnectionDataSource value)
at Devolutions.RemoteDesktopManager.Forms.FrmMainDockable.cbDataSources_SelectedIndexChanged(Object sender, EventArgs e)
at System.Windows.Forms.ComboBox.OnSelectedIndexChanged(EventArgs e)
at System.Windows.Forms.ComboBox.WmReflectCommand(Message& m)
at System.Windows.Forms.ComboBox.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
[10/28/2011 3:33 PM]ERROR System.FormatException: Guid should contain 32 digits with 4 dashes (xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx).
at System.Guid..ctor(String g)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.VerifyMissingAddons(IEnumerable`1 connectionList)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.LoadConnectionsFromDataSource(BaseConnectionDataSource connectionDataSource)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.LoadConnections(BaseConnectionDataSource connectionDataSource)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.RefreshConnections()
at Devolutions.RemoteDesktopManager.Forms.FrmMainBase.RefreshAllConnectionView(Boolean saveState, Boolean checkOnline)
at Devolutions.RemoteDesktopManager.Forms.FrmMainBase.RefreshView(Boolean checkOnline)
at Devolutions.RemoteDesktopManager.Managers.ConnectionManager.set_DataSource(BaseConnectionDataSource value)
at Devolutions.RemoteDesktopManager.Forms.FrmMainDockable.cbDataSources_SelectedIndexChanged(Object sender, EventArgs e)
at System.Windows.Forms.ComboBox.OnSelectedIndexChanged(EventArgs e)
at System.Windows.Forms.ComboBox.WmReflectCommand(Message& m)
at System.Windows.Forms.ComboBox.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

##############################################################################################
This is my Windows Log:
--------------------------------------------------------------------------------
Fault bucket , type 0
Event Name: CLR20r3
Response: Not available
Cab Id: 0
Problem signature:
P1: remotedesktopmanager.exe
P2: 6.6.0.0
P3: 4e9f6105
P4: System
P5: 2.0.0.0
P6: 4ca2ba90
P7: 1fb2
P8: 1bd
P9: System.Net.WebException
P10:
Attached files:
These files may be available here:
C:\Users\tv-rr-432\AppData\Local\Microsoft\Windows\WER\ReportQueue\AppCrash_remotedesktopman_aed56091ca8baec7f31cd49bf29d4eed13b361b_1874384f
Analysis symbol:
Rechecking for solution: 0
Report Id: 69726aa5-0521-11e1-927c-20cf30085545
Report Status: 36
edited by geinzmrk on 11/2/2011