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What can possibly cause this |
Mon, Jul 21 2008 3:26 PM | Permanent Link |
Tim Young [Elevate Software] Elevate Software, Inc. timyoung@elevatesoft.com | Roy,
I've tried the same test project with FullDebugMode turned on for FastMM4, and it isn't detecting any memory overwrites either. -- Tim Young Elevate Software www.elevatesoft.com |
Tue, Jul 22 2008 2:20 AM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Tim
Annoying isn't it I'm at a loss as to what to try to isolate it. There's obviously some sort of horrible complex interaction (or very simple cock up) going on. Roy Lambert |
Thu, Aug 7 2008 3:48 AM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Tim
It looks as though 2.01b4 has removed whatever caused the effect. Either that or some subtle code change of mine has removed whatever was influencing your code. My bet is its going to be one of those great unsolved mysteries. Roy Lambert |
Thu, Aug 7 2008 11:16 AM | Permanent Link |
Tim Young [Elevate Software] Elevate Software, Inc. timyoung@elevatesoft.com | Roy,
<< It looks as though 2.01b4 has removed whatever caused the effect. Either that or some subtle code change of mine has removed whatever was influencing your code. My bet is its going to be one of those great unsolved mysteries. >> My guess is that it was this issue: http://www.elevatesoft.com/incident?action=viewrep&category=edb&release=2.01&type=f&incident=2722 The problem would only manifest itself if the memory manager happened to re-use the exact same block of memory for the cursor being returned from each script or procedure execution. So, depending upon how it was executed, the script or procedure could experience the error on your machine/setup but not on mine, or vice-versa. Ulrich just so happened to put together a scenario that would allow it to happen all of the time (God bless him, too, because this would have been a doozy to find manually . -- Tim Young Elevate Software www.elevatesoft.com |
Thu, Aug 7 2008 12:12 PM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Tim
>The problem would only manifest itself if the memory manager happened to >re-use the exact same block of memory for the cursor being returned from >each script or procedure execution. So, depending upon how it was executed, >the script or procedure could experience the error on your machine/setup but >not on mine, or vice-versa. Ulrich just so happened to put together a >scenario that would allow it to happen all of the time (God bless him, too, >because this would have been a doozy to find manually . Which could also explain why I could get it 100% of the time in the app but when I tried to create a demo by copying the form nada. Roy Lambert ps - I never want him to assign me a password |
Thu, Aug 7 2008 12:16 PM | Permanent Link |
Tim Young [Elevate Software] Elevate Software, Inc. timyoung@elevatesoft.com | Roy,
<< Which could also explain why I could get it 100% of the time in the app but when I tried to create a demo by copying the form nada. >> Yep, exactly. << ps - I never want him to assign me a password >> Well, they say long passwords are more secure. -- Tim Young Elevate Software www.elevatesoft.com |
Thu, Aug 7 2008 2:12 PM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Tim
>Well, they say long passwords are more secure. Actually I would say they are intrinsically less secure, at least if they are like Ulrich's. Impossible to memorise which means either written down on a bit of paper (probably stuck next to the monitor) or held in a file (probably called passwords.txt) in plain text so you can cut'n'paste. Roy Lambert |
Thu, Aug 7 2008 4:37 PM | Permanent Link |
Tim Young [Elevate Software] Elevate Software, Inc. timyoung@elevatesoft.com | Roy,
<< Actually I would say they are intrinsically less secure, at least if they are like Ulrich's. Impossible to memorise which means either written down on a bit of paper (probably stuck next to the monitor) or held in a file (probably called passwords.txt) in plain text so you can cut'n'paste. >> That's certainly one way of looking at it - the social engineering side of things. I was speaking more to the brute-force attack side of things. -- Tim Young Elevate Software www.elevatesoft.com |
Fri, Aug 8 2008 3:11 AM | Permanent Link |
Roy Lambert NLH Associates Team Elevate | Tim
><< Actually I would say they are intrinsically less secure, at least if they >are like Ulrich's. Impossible to memorise which means either written down on >a bit of paper (probably stuck next to the monitor) or held in a file >(probably called passwords.txt) in plain text so you can cut'n'paste. >> > >That's certainly one way of looking at it - the social engineering side of >things. I was speaking more to the brute-force attack side of things. I have noticed that we tend to have differing viewpoints possibly described as human interface level vs code operation level Roy Lambert |
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