I have a System.Drawing.Pen _pen
.
When in some iterations is setting _pen.Width = 3
it gives me:
System.ArgumentException
Message="Parameter is not valid."
Source="System.Drawing" - System.Drawing.dll
StackTrace:
at System.Drawing.Pen.set_Width(Single value)
at MyProject.ctlPanneauGraphique.CustomLine.set_BorderWidth(Int32 value) in
....
at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.Run(String[] commandLine)
at MySolution.My.MyApplication.Main(String[] Args) in 17d14f5c-a337-4978-8281-53493378c1071.vb:line 81
at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args)
at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
What and why? Thanks.