Dear people help me! I recevied this error log on my solutions projects. i work in visual studio 2005. thank you very much

System.NullReferenceException was unhandled
Message="Object reference not set to an instance of an object."
Source="MBSControls"
StackTrace:
at MBSControls.ListViewXTC.InitializeList(Object items) in C:\Projects\TimeSheet\MBSControls\ListViewXTC.cs:l ine 208
at MBSControls.Forms.ListPageBase.InitializeList(Arra yList items) in C:\Projects\TimeSheet\MBSControls\Forms\ListPageBa se.cs:line 163