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From: shadow AT shadowgard DOT com
Organization: Shadowgard
To: opendos AT delorie DOT com
Date: Mon, 31 Jan 2005 01:56:09 -0800
Subject: Re: PNW (restarting server?)
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On 31 Jan 2005 at 2:34, Matthias Paul wrote:

> On 2005-01-31, Leonard Erickson wrote:
> 
> > If they don't have uninstall options, there are programs that let
> > you "bookmark" stuff before loading a TSR so you can uninstall them.
> 
> MARK/RELEASE (of late Turbo Power Software fame f.e.) are one of those
> utilities. Unfortunately, such tools don't work in all cases, as some
> TSRs patch around in the running system and hook into backdoor entry
> points in the operating system. Forcefully uninstalling them via
> external tools and releasing their memory may cause some pointers or
> vectors point into nowhere's land - causing a system hang soon
> later...
> 
> Microsoft's MSCDEX utility is one of those TSRs, which patches around
> in memory and thus cannot be safely unloaded using such utilities.
> (NWCDEX is safe).

Ah yes. I recall my annoyance when I found that the reason I hadn't 
been able to get a CD drive working in a system was that you have to 
load MSCDEX *after* network software...


--
Leonard Erickson (aka shadow)
shadow at shadowgard dot com