#13 Clicking on "Watch Live" raises unhandled exception

[Anonymous]

1. System

Backend:

MythTV 18.1 running on FC3

Frontend:

Windows XP SP2, .NET framework 2.0
DSMyth 0.10 stable, fully functional (including Live TV)
WinMyth 18.6, with functional recorded shows and schedule.

2. Problem description

When the user clicks on the "Watch Live" button, the
following exception is raised:

System.NullReferenceException: Object reference not set
to an instance of an object.
at CMythBase.mPlayShow(CMythBase* , SByte*
programString)
at CMythBase.mPlayShow(CMythBase* , Int32 iShowID)
at MythBase.Video.Play(Int32 showID)
at WinMyth.MainWindow.live_Click(Object sender,
EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at
System.Windows.Forms.Button.OnMouseUp(MouseEventArgs
mevent)
at System.Windows.Forms.Control.WmMouseUp(Message&
m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at
System.Windows.Forms.ControlNativeWindow.OnMessage(Message&
m)
at
System.Windows.Forms.ControlNativeWindow.WndProc(Message&
m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr
hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

************** Loaded Assemblies **************
mscorlib
Assembly Version: 1.0.5000.0
Win32 Version: 1.1.4322.2032
CodeBase:
file:///c:/winnt/microsoft.net/framework/v1.1.4322/mscorlib.dll
----------------------------------------
WinMyth
Assembly Version: 0.18.6.41809
Win32 Version: 0.18.6.41809
CodeBase:
file:///C:/Program%20Files/MythCo/WinMyth/WinMyth.exe
----------------------------------------
System.Windows.Forms
Assembly Version: 1.0.5000.0
Win32 Version: 1.1.4322.2032
CodeBase:
file:///c:/winnt/assembly/gac/system.windows.forms/1.0.5000.0__b77a5c561934e089/system.windows.forms.dll
----------------------------------------
System
Assembly Version: 1.0.5000.0
Win32 Version: 1.1.4322.2032
CodeBase:
file:///c:/winnt/assembly/gac/system/1.0.5000.0__b77a5c561934e089/system.dll
----------------------------------------
ShowDB
Assembly Version: 0.18.6.41809
Win32 Version: 0.18.6.41809
CodeBase:
file:///C:/Program%20Files/MythCo/WinMyth/ShowDB.DLL
----------------------------------------
ModelLayer
Assembly Version: 0.18.6.41805
Win32 Version: 0.18.6.41805
CodeBase:
file:///C:/Program%20Files/MythCo/WinMyth/ModelLayer.DLL
----------------------------------------
System.Drawing
Assembly Version: 1.0.5000.0
Win32 Version: 1.1.4322.2032
CodeBase:
file:///c:/winnt/assembly/gac/system.drawing/1.0.5000.0__b03f5f7f11d50a3a/system.drawing.dll
----------------------------------------
System.Xml
Assembly Version: 1.0.5000.0
Win32 Version: 1.1.4322.2032
CodeBase:
file:///c:/winnt/assembly/gac/system.xml/1.0.5000.0__b77a5c561934e089/system.xml.dll
----------------------------------------
TVListView
Assembly Version: 0.18.6.41809
Win32 Version: 0.18.6.41809
CodeBase:
file:///C:/Program%20Files/MythCo/WinMyth/TVListView.DLL
----------------------------------------
MythBase
Assembly Version: 0.18.6.41808
Win32 Version:
CodeBase:
file:///C:/Program%20Files/MythCo/WinMyth/MythBase.DLL
----------------------------------------
System.Data
Assembly Version: 1.0.5000.0
Win32 Version: 1.1.4322.2032
CodeBase:
file:///c:/winnt/assembly/gac/system.data/1.0.5000.0__b77a5c561934e089/system.data.dll
----------------------------------------
MySql.Data
Assembly Version: 1.0.6.15336
Win32 Version: 1.0.6.15336
CodeBase:
file:///C:/Program%20Files/MythCo/WinMyth/MySql.Data.DLL
----------------------------------------
Microsoft.VisualC
Assembly Version: 7.0.5000.0
Win32 Version: 7.10.3052.4
CodeBase:
file:///c:/winnt/assembly/gac/microsoft.visualc/7.0.5000.0__b03f5f7f11d50a3a/microsoft.visualc.dll
--------------------------------------

winmyth@hexia.org

[Nobody/Anonymous]

Logged In: NO

I'm having similar issues with a similar setup.