LaserGRbl crashes if not used during a while

[Mixailovitch]

Hello,
Firstly thank yo uvery much for sharing this program. It's fine.

I have just a problem with last version as you can see in the error report.
I have my laser in a separate room and I do not close LaserGrbl when I leaves the room after finishing the job without problem.
When, I come back later it has crashed meanwhile with following error report :

LaserGrbl v7.14.0.0
Grbl v1.1h
Wrapper: UsbSerial
Win 10, Home, 10.0.19045.0 (7)
CLR: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorlib.dll 4.8.9282.0 built by: NET481REL1LAST_C

TypeOf exception [System.ObjectDisposedException]
Exception message [Le handle sécurisé a été fermé]
Exception source [mscorlib], thread [Main Thread]
Exception method [Void DangerousAddRef(Boolean ByRef)]

----------- stack trace -----------
à System.Runtime.InteropServices.SafeHandle.DangerousAddRef(Boolean& success)
à System.StubHelpers.StubHelpers.SafeHandleAddRef(SafeHandle pHandle, Boolean& success)
à Microsoft.Win32.UnsafeNativeMethods.GetOverlappedResult(SafeFileHandle hFile, NativeOverlapped* lpOverlapped, Int32& lpNumberOfBytesTransferred, Boolean bWait)
à System.IO.Ports.SerialStream.EventLoopRunner.WaitForCommEvent()
à System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
à System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
à System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
à System.Threading.ThreadHelper.ThreadStart()

Thank you

Nicolas

[Mixailovitch]

It happens each time (always)