Wow - that sounds very frustrating to troubleshoot.

Can you please add that the documentation as a tip or something? It would
be a great kindness to the next person...
Click the "edit" button on the appropriate page; and let me know if you
need any help.

We really need to get in the swing of asking our community to help out a
bit more - so I am asking....
--
Jody Garnett


On Jun 11, 2024 at 8:03:25 AM, Julien Robitaille <robitail...@ogsl.ca>
wrote:

> Well, after a lot of digging today and yesterday, I finally figured out
> what probably was the problem. The datatype was float32 and not float64. I
> don't really understand why this is a problem, but I've read another issue
> <https://gis.stackexchange.com/questions/322703/geoserver-style-for-float32-geotiff-returns-black-image>
> online that mentioned float32 could cause some problems while rendering
> geotiffs.
> Anyway, I've tried using float64 and everything seemed to be working 😅 .
> Thanks for the help,
> Julien
>
> Le lun. 10 juin 2024 à 13:58, Jody Garnett <jody.garn...@gmail.com> a
> écrit :
>
>> Thanks Julien,
>>
>> I am not sure what to make of stackexcahnge given their recent AI deals.
>> But we do respect that it is easier for people to quickly ask a question
>> without signing up to an email list. We are in the process of moving the
>> user list to Discourse
>> <https://github.com/geoserver/geoserver/wiki/GSIP-225> and will announce
>> the change when we have good instructions ready.
>>
>> For specific error messages I usually:
>>
>>    1. Ask for the stack trace in the logs if there is one - this helps
>>    find where the error occurred. So we can try and guess what it was doing 
>> ...
>>    2. Or searching in the codebase for that phrase: And I found it in
>>    the low level "image processing library"!!
>>
>>    So somehow it has calculated a negative row/column reference when
>>    trying to look up a data value in a raster (or a pixel value in an image).
>>
>>
>> Q: What kind of data are you working with? And if you have a stack trace
>> in your logs we may be able to learn more.
>>
>> --
>> Jody Garnett
>>
>>
>> On Jun 10, 2024 at 8:23:46 AM, Julien Robitaille <robitail...@ogsl.ca>
>> wrote:
>>
>>> Hello everyone!
>>> I've posted a question
>>> <https://gis.stackexchange.com/questions/479846/error-with-geoserver-the-specified-dimensional-parameter-is-non-positive-when>
>>> more than a month ago on stack exchange and since I didn't get any replies
>>> and since this question is still relevant, I thought I would try boosting
>>> its visibility here!
>>> Basically, I get this error in geoserver logs: "The specified
>>> dimensional parameter is non-positive" when the wms_scale_denominator
>>> in the SLD is different from 1. The error causes the layer not to display
>>> at all. If the wms_scale_denominator for the requested zoom layer is 1
>>> or if I try to display the layer with the default raster style, it works
>>> fine.
>>> If you have any clue of what could be wrong or what the error  "The
>>> specified dimensional parameter is non-positive" means in my case, please
>>> feel free to reply here or on stack exchange !
>>> Any help would be greatly appreciated,
>>> Cheers,
>>> Julien
>>>
>>> --
>>> [image: OGSL Logo] <https://ogsl.ca/>
>>> Julien  Robitaille
>>> Scientifique de données
>>> Data scientist
>>> [image: Facebook Logo] <https://www.facebook.com/ogsl.slgo/>    [image:
>>> Twitter Logo] <https://twitter.com/ogsl_slgo/>    [image: LinkedIn Logo]
>>> <https://www.linkedin.com/company/observatoire-global-du-saint-laurent---ogsl/?viewAsMember=true/>
>>> _______________________________________________
>>> Geoserver-users mailing list
>>>
>>> Please make sure you read the following two resources before posting to
>>> this list:
>>> - Earning your support instead of buying it, but Ian Turton:
>>> http://www.ianturton.com/talks/foss4g.html#/
>>> - The GeoServer user list posting guidelines:
>>> http://geoserver.org/comm/userlist-guidelines.html
>>>
>>> If you want to request a feature or an improvement, also see this:
>>> https://github.com/geoserver/geoserver/wiki/Successfully-requesting-and-integrating-new-features-and-improvements-in-GeoServer
>>>
>>>
>>> Geoserver-users@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/geoserver-users
>>>
>>
>
> --
> [image: OGSL Logo] <https://ogsl.ca/>
> Julien  Robitaille
> Scientifique de données
> Data scientist
> [image: Facebook Logo] <https://www.facebook.com/ogsl.slgo/>    [image:
> Twitter Logo] <https://twitter.com/ogsl_slgo/>    [image: LinkedIn Logo]
> <https://www.linkedin.com/company/observatoire-global-du-saint-laurent---ogsl/?viewAsMember=true/>
>
_______________________________________________
Geoserver-users mailing list

Please make sure you read the following two resources before posting to this 
list:
- Earning your support instead of buying it, but Ian Turton: 
http://www.ianturton.com/talks/foss4g.html#/
- The GeoServer user list posting guidelines: 
http://geoserver.org/comm/userlist-guidelines.html

If you want to request a feature or an improvement, also see this: 
https://github.com/geoserver/geoserver/wiki/Successfully-requesting-and-integrating-new-features-and-improvements-in-GeoServer


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