Re: [PCWorks] This fix may help others: extremely slow cursor movement when videos are open

  • From: "Ben Moore" <benmoore@xxxxxxxxxxxxxx>
  • To: <pcworks@xxxxxxxxxxxxx>
  • Date: Wed, 12 Nov 2008 13:10:37 -0500



Now this is interesting.  My first couple of line didn't get cut off this
time.  But .. my message was posted twice.  I only sent it once. 

-----Original Message-----
From: pcworks-bounce@xxxxxxxxxxxxx [mailto:pcworks-bounce@xxxxxxxxxxxxx] On
Behalf Of Ben Moore
Sent: Wednesday, November 12, 2008 11:43 AM
To: pcworks@xxxxxxxxxxxxx
Subject: Re: [PCWorks] This fix may help others: extremely slow cursor
movement when videos are open

Hi Clint,

Pretty impressive ... I've been using an MX 700 for several years.  It's a
great mouse.  

I have to use Microsoft Intellipoint drivers with mine however.   Logitech
drivers for some reason re-identify the mouse at every boot.  That means
they won't work through a KVM switch which my mouse has to do. With Logitech
drivers, whenever I reboot with the mouse connected through the KVM, the
mouse comes up as a generic 3 button mouse.   Microsoft software id's the
mouse once and then never worries about it again.  You can set custom
functions for the two thumb buttons and the wheel in MS software they work
fine on the MX700.  The only button you lose is the little one on top.

In your registry exploration did you find anywhere to turn off the id at
boot function?  I haven't researched this for a year or so but in the
logitech forums, logitech was unapologetic about their mice not working
through  kvm switches. They claimed the mouse functions wouldn't work
through a switch but I know they do.  And I found no one who had had any
success beating it.  I don't understand why logitech won't let the mouse
type to be set up once and then just assume it's there from then on.

Ben Moore

 

-----Original Message-----
From: pcworks-bounce@xxxxxxxxxxxxx [mailto:pcworks-bounce@xxxxxxxxxxxxx] On
Behalf Of Clint Hamilton-PCWorks Admin
Sent: Wednesday, November 12, 2008 12:58 AM
To: PCWorks@xxxxxxxxxxxxx
Subject: [PCWorks] This fix may help others: extremely slow cursor movement
when videos are open

I was having a severe problem with my mouse cursor slowing 
WAAAAY down about half the time when I would have video clips 
open, or, when I would have Windows Movie Maker open.  It was 
so bad, I'd have to move the mouse several feet just move the 
cursor from one side of the screen to the other!  I would run 
out of room on my desk!  If I went back to my Desktop, the 
problem disappeared.  But if a video or WMM got the focus, the 
problem would come back.

I'm not sure what the actual root or cause of the problem is, 
but shutting down the Logitech software (which was EM_EXEC.exe 
in the Task Manager), always fixed the problem.  After shutting 
it down, the cursor then behaved normally.  But the problem 
with this is with the software not running, none of the 5 extra 
buttons worked!  Only the 2 basic buttons and scroll wheel 
worked, (but if I had custom settings for them, those custom 
settings would not have worked either.  It would have defaulted 
to typical mouse functions).  The mouse is a cordless optical 
MX700 8-button.  It's a USB but I'm using the PS/2 adapter.

The latest drivers for it are several years old, I fail to see 
why they don't have newer drivers.  But at any rate that 
wouldn't have mattered because these "geniuses" decided to 
REMOVE needed features from the latest version!  I'm using 
9.75, the latest is 9.79.

So this left me with reinstalling them, and that didn't work. 
I had also reinstalled my video card drivers prior to this for 
another reason, which of course didn't help.  Hardware 
acceleration was on full, none of the advanced settings in the 
ATI control center made any difference.

I then decided to unpack their latest driver version and try to 
substitute files one-by-one.  This "worked", meaning that even 
after manually replacing the DLL files, SYS files, and the main 
executable LOGI_MWX.exe (which "activates" EM_EXEC.exe), all 
functions still worked, but this did not fix the problem.  I 
also changed the versions of all of these files where they were 
referenced in the Registry.  Still nothing worked.

While I was in the Registry I made note of several 
"interesting" areas that I thought could possibly have 
something to do with this.  One that really caught my eye was 
"PS2MotionFilter".  It was a REG_SZ entry set to "On".  So I 
searched the whole Registry for that line, and found it in 4 
areas, and I then changed that to "Off" in each area, and that 
fixed the problem.  No more slow cursor movement.

I then created two reg files, one for the Off setting for all 4 
Registry areas and one for the On setting should it ever need 
to be changed back and forth.  Below is the Off version that 
worked for me.  So if anyone is having this kind of mouse 
cursor problem, this might fix it for you.  I don't know if 
only Logitech has this setting, or if all mice do.  The data 
entries for each key path below are identical, so I only left 
the full data in for the first key just for reference in the 
event someone has this problem and does NOT have the 
PS2MotionFilter key but may have the other keys.  Adding it may 
possibly work.

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\L8042pr2\Parameters\Techni
cal]
"RunTimeCommand"="On"
"PS2DetectIM"="On"
"PS2DetectPP"="On"
"PS2DetectAccuPt4"="On"
"PS2RefreshDeviceEnable"="Off"
"PS2ForceIMFor"="84, 111, 112"
"PS2ReportRate"="100"
"PS2MotionFilter"="Off"
"PS2ExtCommandTiming"="10"

[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\L8042pr2\Parameters\Techni
cal]
"PS2MotionFilter"="Off"


[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet003\Services\L8042pr2\Parameters\Techni
cal]
"PS2MotionFilter"="Off"


[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\L8042pr2\Parameters\Te
chnical]
"PS2MotionFilter"="Off"

-Clint

God Bless
Clint Hamilton, Owner
http://www.OrpheusComputing.com
http://www.ComputersCustomBuilt.com



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