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Can't Open Help Files -- Frustrated, Tried several things, still can't open
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snowcookie
Posted: Aug 24 2008, 06:13 PM


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Member No.: 24106
Joined: 24-August 08



I am new here. This tool seems to have great potential but since I can't open the help files I can't really learn how to use it. I am running Windows XP service pack 3. When I select Help --> Contents in VirtualDub nothing happens. When I double click on the VirtualDub.chm file directly I get a popup box with the title bar:

File Download Security Warning

Name: VirtualDub.chm
Type: Compiled HTML Help file, 235KB
From: C:\(my folder path)

(Buttons:) Open Save Cancel

While files from the Internet can be useful, this file type can potentially harm your computer. If you do not trust this source, do not open or save this software.


Then when I hit the Open button the exact same dialog box keeps popping up; it never actually opens.

Here are things that I have already tried after reading posts on this forum. I have already right clicked on the .chm file and selected Unblock. I have added the following to my registry:
REGEDIT4

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\HTMLHelp.x\HHRestrictions]
"MaxAllowedZone"=dword:00000001

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\HTMLHelp.x\ItssRestrictions]
"MaxAllowedZone"=dword:00000001

The files are not on a share drive, they are on the local C drive.

Please help! I'm at my wits end on this one and am about ready to find something else or spend money on a tool. Thanks to anyone that has any suggestions.

--Karen


 
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phaeron
Posted: Aug 24 2008, 07:39 PM


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Joined: 30-July 02



Annoying Internet Explorer zone B.S. Somehow the .chm file got tagged as coming from the Internet, which shouldn't have happened since it came from a .zip file. Right-click on it in Explorer, choose Properties, and then Unblock. VirtualDub has code to try to remove the Zone.Identifier stream but it seems it wasn't able to detect the block in this case.
 
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snowcookie
Posted: Aug 24 2008, 08:33 PM


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Thanks for your reply. I have already tried that and it didn't work for me. I right clicked on VirtualDub.chm, selected properties, and clicked on Unblock. I think before I did that I had a different error message so this one is actually a new problem. Any other ideas?
--Karen
 
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dloneranger
Posted: Aug 24 2008, 09:07 PM


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you could try reregistering the help viewer from the cmd line

regsvr32 c:\windows\system32\hhctrl.ocx

--------------------
MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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snowcookie
Posted: Aug 25 2008, 01:38 AM


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I couldn't find any file with the name hhctrl.ocx in my system32 folder. I fould a file with that name in C:\windows\ServicePackFiles\i386 and tried the regsvr32 with that but it didn't change anything. sad.gif

Are the help files located anywhere on the web???

--Karen
 
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phaeron
Posted: Aug 25 2008, 02:17 AM


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Try dragging and dropping it on top of hh.exe in c:\windows and see if you can get the HTML Help window to open....

 
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dloneranger
Posted: Aug 25 2008, 02:25 AM


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Posts: 2366
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Joined: 26-September 07



QUOTE (snowcookie @ Aug 25 2008, 01:38 AM)
Are the help files located anywhere on the web???

Windows update, or reinstalling your latest service pack ??

You could try copying the file to system32 though... as that's where one should exist
(or run sfc /scannow from the cmd line. see http://en.wikipedia.org/wiki/System_File_Checker for details)

Reg entries for .chm files (in xp) are here in case yours have been hozed
CODE
REGEDIT4

[HKEY_CLASSES_ROOT\.chm]
@="chm.file"

[HKEY_CLASSES_ROOT\chm.file]
@="Compiled HTML Help file"

[HKEY_CLASSES_ROOT\chm.file\DefaultIcon]
@="C:\\WINDOWS\\hh.exe,0"

[HKEY_CLASSES_ROOT\chm.file\shell]

[HKEY_CLASSES_ROOT\chm.file\shell\open]

[HKEY_CLASSES_ROOT\chm.file\shell\open\command]
@="\"C:\\WINDOWS\\hh.exe\" %1"


or in vista
CODE
REGEDIT4

[HKEY_CLASSES_ROOT\.chm]
@="chm.file"

[HKEY_CLASSES_ROOT\chm.file]
@="Compiled HTML Help file"
"FriendlyTypeName"=hex(2):40,25,53,79,73,74,65,6d,52,6f,6f,74,25,5c,53,79,73,\
 74,65,6d,33,32,5c,68,68,63,74,72,6c,2e,6f,63,78,2c,2d,34,35,32,00

[HKEY_CLASSES_ROOT\chm.file\DefaultIcon]
@=hex(2):25,53,79,73,74,65,6d,52,6f,6f,74,25,5c,68,68,2e,65,78,65,2c,30,00

[HKEY_CLASSES_ROOT\chm.file\shell]

[HKEY_CLASSES_ROOT\chm.file\shell\open]

[HKEY_CLASSES_ROOT\chm.file\shell\open\command]
@=hex(2):22,25,53,79,73,74,65,6d,52,6f,6f,74,25,5c,68,68,2e,65,78,65,22,20,25,\
 31,00


This post has been edited by dloneranger on Aug 25 2008, 02:39 AM

--------------------
MultiAdjust JoinWav WavNormalize FFMPeg Input Plugin v1827 UnSharpMask
Windows7/8 Codec Chooser
All FccHandlers Stuff inc. Installers for acm codecs AAC, AC3, LameMp3
 
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snowcookie
Posted: Aug 25 2008, 03:46 AM


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Group: Members
Posts: 4
Member No.: 24106
Joined: 24-August 08



Success! phaeron's idea of dragging the VirtualDub.chm onto the hh.exe app worked for me and I was finally able to view the help pages. Then I added dloneranger's reg entries to my registry and tried opening the help file directly from VirtualDub and that now works too. Thanks folks! Much appreciated!
--Karen
 
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