Data Execution Prog problem

S

Silvabod

Please can anyone help/advise ?
Originally posted in another ng, but not getting very far.

OP >> XPhome, SP2 + all later updates, PC totally free of virus and
malware.-RESPONSE> Might be some clues in your Event Viewer.

REPLY - Event Viewer is as confused as I am -
The "Application" section report reads - Faulting application explorer.exe
version 6.0.2900.2180, faulting module unknown, version 0.0.0.0, fault
address 0x01547710

Previous error identical, except the fault address was 0x03c21710.

SYSTEM section is far more worrying. I've got 39 consecutive identical DISK
errors in the space of 2 minutes, I do not understand.
All read - The device \Device\Harddisk2\D, has a bad block, and the data
(bytes) are identical. (these are not relevant to the posted problem, the
timing's not the same)

My system has ONE physical hard disk, but it is partitioned (C D & E), and I
have just XP OS, no others.
C: is the boot, D: is "recovery" (XP restore, pre-installed) and E is data.
I've run Scandsk /f on all drives, but it reported NO ERRORS.

On the chance that "harddisk2" was the SD memory card (drive G), ran scandsk
on that, too. No errors.
 
N

needlove

Hello, found this but don't know if it will help:

http://www.microsoft.com/technet/pr...SP1/b0de1052-4101-44c3-a294-4da1bd1ef227.mspx

Copied from MS. It says you can "opt out".

"DEP application close behavior
The majority of applications will not encounter a problem with DEP. However,
when an application does encounter a problem with DEP, a Data Execution
Prevention message is presented to the user, alerting them to the problem.

The Data Execution Prevention message indicates that a DEP problem occurred
with the application and provides the ability for the user to learn more
about DEP and optionally disable DEP for the application that was closed.

Important
If a DEP problem occurs with an application, Microsoft recommends contacting
the application vendor for an update. The security implications of disabling
DEP for an application should be thoroughly considered before disabling DEP
for an application.

The ability to change DEP settings for a closed application using the Change
Settings button on the Data Execution Prevention message window depends on
the system-wide DEP configuration. Changes to DEP protection for an
application can be made only if the system-wide DEP configuration is set to
the OptOut mode."
 
S

Silvabod

Thanks for this - appreciated.
Initial observation - article is server-related, my pc is standalone.
Notwithstanding - the program causing the DEP to kick in is Explorer, MS
prog, one would not expect MS to write a prog allocating memory to already
reserved blocks, thus causing DEP error (which is what the article says is
happening, if I read it right).
My processor is AMD Athlon 64bit 3400+, which this article says is OK (my
XPhome is 32 bit).
I have sent an "error report" to Microsoft.

The article is useful in that it says I can "opt out" DEP for the offending
program, however I should consider the security implications.
The prog being MSExplorer, I'm loth to "opt out" since I have no idea what
the "security implications" would be, or the impact on my system, since
Explorer is fundamental to operating XP. If data is written to "reserved"
memory, presumably it would over-write some data which is (was) protected,
which could cause real problems ... I'm just not equipped to know how to
evaluate this risk!

The error (reproducible) is that, reading a directory tree 3 deep.
containing NO execuctable progs - the THIRD level (files list) causes DEP to
close Explorer before even opening a file - 14, all AVI (card is new, from a
digital videocam)
On the original (SD memory card) - installed card reader won't even
recognise the card. A second USB card reader WILL read the card, but errors
exactly the same way.
Out of 3 possibles, only ONE prog will read/play the AVI files.
Totally Confused!
 
N

needlove

The programs you are using to play your vidieo depend on explorer.exe to
operate in windows so if they have a fault then explorer will likely close
with an error. Try uninstalling your video rendering programs starting with
divX if you have that. I read where people were having similiar problems
with the newest version, divX 5.2. Since many other players use divX codecs
you may need to uninstall all of them. WMP should be ok. Here's the link
where I got the info, you can try a google search, keywords > "DEP causes
explorer.exe error"
http://board.iexbeta.com/index.php?showtopic=44629
 
S

Silvabod

Saw your response only after actioning the earlier ones. Thanks. Will try
your solution also.
 

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