I like adding these lines to applications like this, just for this reason. So that users can't cause bad things to happen by using the back button.
<!--- set headers to prevent the page from be cached by the browser ---> <cfheader name="expires" value="#now()#"> <cfheader name="Cache-Control" value="no-cache"> <cfheader name="Pragma" value="no-cache"> Causes any page with these headers, to not be cached so that they can not be reached with the back button. -------------- Ian Skinner Web Programmer BloodSource www.BloodSource.org Sacramento, CA "C code. C code run. Run code run. Please!" - Cynthia Dunning ....-----Original Message----- ....From: Casey C Cook [mailto:[EMAIL PROTECTED] ....Sent: Friday, March 18, 2005 8:24 AM ....To: CF-Talk ....Subject: RE: Ideas - Your Help Needed .... ....We had a situation where a manager would enter a pay increase for ....employee ....A but it would save the record into employee B record. Basically what was ....happening is they would enter employee B make some changes to the form, ....change their mind, click the back button a couple times to employee A ....record and hit submit. Well, the session information from employee B was ....still hanging around and was insert into employee A record. Maybe ....something like this could have occurred, he entered a different name, ....changed his mind went to a different screen and saved some form contents ....and it saved the bogus name. .... ....Thanks, ....CC ....------------------------------------------------------------------------- ....--------------- ....This is a PRIVATE message. If you are not the intended recipient, please ....delete without copying and kindly advise us by e-mail of the mistake in ....delivery. NOTE: Regardless of content, this e-mail shall not operate to ....bind CSC to any order or other contract unless pursuant to explicit ....written agreement or government initiative expressly permitting the use ....of ....e-mail for such purpose. ....------------------------------------------------------------------------- ....--------------- .... .... .... .... .... ...."Gavin Brook" <gavin.brook [EMAIL PROTECTED]> ....03/18/2005 08:59 AM ....Please respond to cf-talk .... .... .... To: CF-Talk <[email protected]> .... cc: .... Subject: RE: Ideas - Your Help Needed .... .... ....No, the key is unique and not editable. The transactions are all ....complete. .... .... ....-----Original Message----- ....From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] ....Sent: 18 March 2005 15:37 ....To: CF-Talk ....Subject: RE: Ideas - Your Help Needed .... .... ....Just as a check I may have misunderstood but are you allowing end users ....to ....update the key in the database? Also is everything that needs to be in a ....transaction definitely in a transaction? .... ....Kola .... ....> -----Original Message----- ....> From: Gavin Brook [mailto:[EMAIL PROTECTED] ....> Sent: 18 March 2005 13:08 ....> To: CF-Talk ....> Subject: RE: Ideas - Your Help Needed ....> ....> Definitely. I have reviewed my code and had other developers review it ....> too, just to be sure. ....> ....> Is there any possibility of CFMX or SQL doing this?? I've searched and ....> cannot find anything. ....> ....> -----Original Message----- ....> From: Adrian Lynch [mailto:[EMAIL PROTECTED] ....> Sent: 18 March 2005 13:03 ....> To: CF-Talk ....> Subject: RE: Ideas - Your Help Needed ....> ....> ....> Stay away from accusations, say that all the evidence points to a ....> mistake on their part.This way they may be less defensive. Also double ....> check that your ....> code is solid. ....> ....> Ade ....> ....> -----Original Message----- ....> From: Michael Traher [mailto:[EMAIL PROTECTED] ....> Sent: 18 March 2005 12:52 ....> To: CF-Talk ....> Subject: Re: Ideas - Your Help Needed ....> ....> ....> If your client contact is non technical, you may just need to talk ....> them through the evidence very carefully so they can understand the ....> sequence of events as you do. ....> ....> Maybe you could should them as example of entering data and changing ....> data and then show them the log records that are created from the ....> example. ....> ....> Mike ....> ....> ....> On Fri, 18 Mar 2005 12:42:01 -0000, Gavin Brook ....> <[EMAIL PROTECTED]> ....> wrote: ....> > Hi All, ....> > ....> > I've got a little bit of a problem and I hope that you guys would ....> > be able to give me advice or shed a little light on a situation I ....> > have.... ....> > ....> > The Setup ....> > 1xApplication Server ....> > - Windows 2003 Web Edition ....> > - CFMX 6.1 Standard, all patches ....> > ....> > 1xDatabase Server ....> > - Windows 2003 Standard Edition ....> > - SQL Server 2000 SP3a ....> > ....> > This setup is running an application that our company wrote to store ....> > data relating people. This information is entered through a dynamic ....> > form which ....> is ....> > configured through an admin interface. The whole application has ....> > been developed using Mach-II. The system has been live for a year ....> > now and was thouroughly tested by all parties before go live. There ....> > have been a couple of bugs since, but the code has been unchanged ....> > and stable for at 8months now. ....> > ....> > The problem is this. We have been getting reports of "data ....> > corruption" on ....> a ....> > very small number of forms. I have investigated this "corruption". ....> > The system logs who made what changes to the system to provide an ....> > audit trail for each form. The audit trail shows users have made the ....> > "corrupt" changes to the form and I presented this to the client. ....> > They will not accept this response. I'll give you an example, a name ....> > had been changed from one to another. I checked the live database ....> > and a backup and they both show that ....> a ....> > user changed the name. The user insists that he did not change the ....> > name. ....> > ....> > I cannot see in light of this evidence and problem with my code or ....> > the system. My question to the forum is basically, is there anything ....> > I'm missing? ....> > ....> > Sorry for the longwinded explanation, but I feel like I'm banging my ....> > head against a wall! Any ideas you might will be greatly ....> > appreciated. ....> > ....> > Thanks in advance, ....> > ....> > Gavin ....> > ....> > ....> ....> ....> ....> ....> ....> .... .... .... .... .... .... ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Logware (www.logware.us): a new and convenient web-based time tracking application. Start tracking and documenting hours spent on a project or with a client with Logware today. 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