I am running it on a local server on top of Tomcat 8.5. It is very without 
any special configuratioins.

Magnus

On Saturday, 1 October 2016 09:03:53 UTC-7, Aaron J. White wrote:
>
> Cfcaptcha looks to be working just fine. This is using your code on Jetty 
> Desktop with OpenBD 3.2.
> Try a different browser. Also use your inspector tools to figure out 
> what's blocking the CFCaptchaengine.cfm file. The networking tab will be 
> helpful too. I'm pretty sure the issue is something with your configuration 
> Magnus. Are you testing this locally or on a server? 
>
> <https://lh3.googleusercontent.com/-iBSTmcwT1iQ/V-_dV_-rn7I/AAAAAAAAAJo/CpYnPcNhuikj_xYaGWiXjTxFI2JuZ2ndwCLcB/s1600/cfcaptcha.png>
>
>
> <https://lh3.googleusercontent.com/-iBSTmcwT1iQ/V-_dV_-rn7I/AAAAAAAAAJo/CpYnPcNhuikj_xYaGWiXjTxFI2JuZ2ndwCLcB/s1600/cfcaptcha.png>
>
>
>
>
>
> On Wednesday, September 28, 2016 at 9:50:45 PM UTC-5, Magnus wrote:
>>
>>
>> <https://lh3.googleusercontent.com/-jh-O48nkrDk/V-yBQFmDAwI/AAAAAAAAAxQ/QgMh7LYnYtkkVUv00EHCCedm0pKoV4O8wCLcB/s1600/captcha.jpg>
>> Here is ny entire file. It is just trying to get a feel for the tag so it 
>> is as simple as can be. There is no URL re-writing and happending at the 
>> app;lication level to influence the page:
>>
>> <cfset captchaString = "CFML">
>>
>> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "
>> http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd";>
>> <html xmlns="http://www.w3.org/1999/xhtml";>
>> <head>
>> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
>> <title>Captcha Test</title>
>> </head>
>> <body>
>>
>> <h1>Captcha Test</h1>
>> <cfcaptcha width=200 height=50 displaystring="#captchaString#">
>>
>> </body>
>> </html>
>>
>>
>> And the attached image is what I get.
>>
>> So what am I missing?
>>
>> Thanks, Magnus
>>
>>
>>
>> On Friday, 9 September 2016 05:25:56 UTC-7, Aaron J. White wrote:
>>>
>>> Hey Magnus,
>>>
>>> Unless there is a bug in the engine I imagine you just need to make sure 
>>> that the cfcaptcha resource file is ignored by whatever URL rewriting you 
>>> are using. Are you using an URL rewriting or any other "thing" that manages 
>>> your resource files? As Alan mentioned cfcaptcha needs to caught by the 
>>> engine so if there's anything trying to take control of the captcha 
>>> resource file it won't work. (Hope this is making sense)
>>>
>>> It's similar to the other tags like cfjavascript that create files. Here 
>>> is the rule I use in Tuckey to ignore resources that the engine needs:
>>>
>>>   <rule enabled="true">
>>>          <name>Generic Pretty URLs Pass-through</name>
>>>          <condition type="request-uri" 
>>> operator="notequal">^/(index\.cfm|error\.cfm|robots.txt|osd.xml|flex2gateway|cfide|cfformgateway|assets|favicon|bluedragon|debugger|media|load\.cfres)</condition>
>>>          <from>^/(.*)$</from>
>>>          <to type="passthrough">/index.cfm/$1</to>
>>>     </rule>
>>>
>>> The easiest way to check if cfcaptcha is working is with a completely 
>>> blank application with no MVC framework or URL rewriting. Maybe use 
>>> JettyDesktop to remove your server configuration from the cause too.
>>>
>>> Thanks,
>>> Aaron J. White
>>>
>>>
>>> On Thursday, September 8, 2016 at 5:55:26 PM UTC-5, Magnus wrote:
>>>>
>>>> So it seems like it is buggy. it is a bit of a black box, so I don't 
>>>> know what, if anything, I can do to make it work. 
>>>>
>>>> Can anyone suggest an alternative?
>>>>
>>>> Magnus
>>>>
>>>> On Tuesday, 6 September 2016 15:05:32 UTC-7, Al Holden wrote:
>>>>>
>>>>> My memory is even worse, so I may be confusing this with another issue 
>>>>> when I say:
>>>>> It may have something to do with whether or not the host machine was 
>>>>> "headless" (had no libraries or daemons with which to prepare graphics 
>>>>> for 
>>>>> console use). 
>>>>> Hmmm. Maybe that was for bar codes. If so then never mind.
>>>>> Al
>>>>>
>>>>>
>>>>> On 9/6/2016 2:07 PM, Ernest McCloskey wrote:
>>>>>
>>>>> From what I remember the captacha image is saved in a temp directory 
>>>>> within openbd that I never could figure out how to get too.  I gave up on 
>>>>> it along time ago and used Googles Captcha.
>>>>>
>>>>> On 9/6/2016 4:52 PM, Magnus wrote:
>>>>>
>>>>> I am just getting a broken image. Is there a setting need to set in 
>>>>> the administrator. I am using a fairly recent nightly build.
>>>>>
>>>>> Magnus
>>>>>
>>>>> On Monday, 5 September 2016 19:12:19 UTC-7, Alan Williamson wrote: 
>>>>>>
>>>>>> that is a special file that is caught by the engine before it deems 
>>>>>> it unfound
>>>>>>
>>>>>>
>>>>>>
>>>>>> On September 5, 2016 10:10:24 PM EDT, Magnus <[email protected]> 
>>>>>> wrote: 
>>>>>>>
>>>>>>> Does CFCAPTCHA work?
>>>>>>>
>>>>>>> Using this code:
>>>>>>> <cfcaptcha width=200 height=50 displaystring="#captchaString#">
>>>>>>>
>>>>>>> ...it produces this output:
>>>>>>>
>>>>>>> <img src='/CFCaptchaEngine.cfm?id=1473126765877' width='200' 
>>>>>>> height='50' border='1' style=''>
>>>>>>>
>>>>>>> But CFCaptchaEngine/cfm is not a file on my machine so the image does 
>>>>>>> not show.
>>>>>>>
>>>>>>> What's up? And if it doesn't work, what is a good alternative?
>>>>>>>
>>>>>>> Thanks
>>>>>>>
>>>>>>> -- -- online documentation: http://openbd.org/manual/ 
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>>>>>
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>>>>>

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