“DF RUN URBANopt error”:Solution exception:The URBANopt simulation failed to run.No results were found at: C: \ Users \ HP \ simulation \ kkpp\ run \ honeybee scenario

Hi everyone,

Sorry for the late reply here and thanks for posting, @huloujun , @samustpon , and @Geo_curious , so that I can provide the answer.

This issue is not because you have done anything wrong in your model setup or your installation.

There was a breaking change to one of the external ruby gems that used by URBANopt, which has essentially broken the URBANopt simulation for all users no matter the version of Dragonfly or URBANopt.

In any event, I have pushed a patch a few days ago:

If you run the LB Versioner and restart Rhino, you can get a version of the software with the patch. You may also need to manually delete your old URBANopt project folder before running the new simulation just to make sure that the ruby gem with the breaking change is not there.

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Thanks @chris. That did it.

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Thanks @chris finally i solve it.

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I ran the LB Versioner and restart Rhino,then all the components failed.Maybe I made a simple mistake. Could you give me some advice


Hey @huloujun ,

This is because you were using a slightly older Versioner component that did not have this fix in it that handles some new file permission limitations that Windows added:

The quickest way to fix the issue is by typing this into your command line while Rhino is closed:

C:\Users\[USERNAME]\ladybug_tools\python\python.exe -m pip install ladybug-rhino -U

Alternatively, you can uninstall, reinstall, and then use this Versioner component to update to the latest version:
fixed_lb_versioner.gh (6.3 KB)

… Or you can just use the free Pollination single-click installer here.

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Thanks @chris. After reinstalling the Ladybug tool, using the new Versioner componen, typing the code into cmd, and deleting the old URBANopt project folder, it finally worked, thank you very much!

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hi Chris,
I an facing the same issue. but i am working in windows only.

  1. Solution exception:The URBANopt simulation failed to run.
    No results were found at:
    C:\Users\91893\simulation\new_buffalo_district\run\honeybee_scenario

Hi Sara,

I think I am having the same issue.

I have written this discussion post regarding the issue. Did you have a similar problem with GitBash?

Hey @amoroz and @sara1 ,

I moved your questions to this topic since you can see the answer above. The issue didn’t have anything to do with the error of running things on Mac where you had originally posted your question. Just run the LB Versioner component as noted above and you should be able to get URBANopt simulations running again on your machine.

@chris Hi~Chris. Thank you so much for your selfless help! And I have tried the method as @huloujun mentioned above (reinstalling the Ladybug tool 1.6.0, using the new Versioner component “fixed_lb_versioner”, typing the code into cmd, and deleting the old URBANopt project folder).
But unfortunately, it still failed :frowning:
Some screenshots are shown to describe the process. Everything seems right, but the cmd window cannot calculate effectively and only stays at “update” phase. Then after a long time, it still reported “Solution exception: The URBANopt simulation failed to run. No results were found at……”. I don’t know how to solve these questions.
Looking forward to your advice~Thanks!



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Thanks, @Iris_YY ,

Your screenshots show pretty clearly that the Versioner process did not run correctly. If it had run correctly, then you would see that the lbt_gh version is something like 1.6.44 and not 1.6.0:

image

I realize that the Versioner is a somewhat advanced component and it can be tricky to get the hang of it if you have not used if before. For your case, it might be simpler to just download and run the free single-click Pollination Grasshopper installer from here:

That will definitely give you the latest version of the plugin, which contains the fix for URBANopt and will give you a completely compatible set of all components, libraries, and simulation engines.

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Hi Chris, Thank you for your prompt response. I will try the Pollination Grasshopper installer later. Also, I tested the versioner component again and got some error reports, as shown in the picture. It is possible that these reports could explain the reason why the version control feature cannot run properly.
It would be great if you could provide me with some guidance. Thank you!


Hi @Iris_YY ,

It looks like your internet connection is not good enough to use the LB Versioner component. Just download the Pollination Grasshopper installer and run it and you will be fine. Everything is self-contained in that installer so there is no risk of the internet timing out while the installer is running.

i got such error. and i used latest lb versioner

  1. Solution exception:All of the OpenStudio workflows failed to execute.
    Check the run.log files in the sub-folders of this directory:
    C:\Users\Install\Desktop\New folder (3)\run\honeybee_scenario

is there any help?

Uploading: BSSS.gh…

Hey @Aliarch ,

It looks like your .gh file didn’t finish uploading. But more helpful than the .gh file would be the logs that are at C:\Users\Install\Desktop\New folder (3)\run\honeybee_scenario. What do they say when you open them up in a text editor?

I also ran into this problem. I went to search for the log files and they do not appear in the listed folder. I am not sure why, but I will keep working on it.

@Aliarch I had this same thing happen. It was very strange, but some components appear updated after running the sync while in reality they are not. It happened that about 50% of the BuildingSolid component group needed to be manually replaced, even though they appeared to be the updated version on the GH interface. Very odd. It took me half the day to figure that one out. Try replacing the components for your BREP assemblages (Facade, ratios, programs, buildingsolid) and see if that helps.

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I thinks this happen is ran when the Solid workflow is used, inn fact by footprint workflow is not appeared.
finally i could not solve it

Hi Chris and others!

I am struggling with the DF Run URBANopt tool. The “All of the OpenStudio workflows failed to execute” 1. Solution exception: The URBANopt simulation failed to run.
No results were found at:
C:\Users[username]\simulation[project name]\run\honeybee_scenario
Error keeps appearing. To try and solve it I re-installed all my LB components, openstudio and URBANopt, to make them all match within the compatibility matrix. Ladybug 1.7.0, OpenStudio 3.6.1, Openstudio App 1.6.0, URBANopt CLI 0.10.0, Rhino 7.0

Then I get the same errors mentioned by other users "The URBANopt simulation failed to run.No results were found at: C:…
For which I then used the “LB versioner”. But then it requires me to install URBANopt 0.11.0 again and when I do this, I’m back at the same error I started with…“All of the OpenStudio workflows failed to execute”

I hope someone can help me out!