I have seen that same problem with many programs that use the com port 
constantly, like to monitor goings on with a TNC, rig control and programs 
like that. I'm not sure he can fix it.
----- Original Message ----- 
From: "Tom Behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, November 18, 2014 8:26 PM
Subject: Re: N3FJP software Port Locking Issue


> Howard:
>
> Here's a summary of the problem:
>
> If, when configuring the N3FJP logging software, I accidentally choose a
> port that already is being used for another function, I can't seem to get
> out of the error message, no matter what I do.
>
> In other words, closing and then re-opening the program doesn't seem to
> help.  Neither does shutting down and re-booting the computer, or doing an
> "end task" after control-alt-delete.
>
> The thing that is especially troublesome is that I can't seem to use the
> keyboard to do anything.  In other words, the computer seems to completely
> freeze.
>
> Tom Behler: KB8TYJ
>
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of Howard Kaufman
> Sent: Tuesday, November 18, 2014 8:14 AM
> To: [log in to unmask]
> Subject: Re: N3FJP software Port Locking Issue
>
> Tom, I apologize for missing the start of this thread.
> What happens behaviorally when the port locks?