Hello, I keep having trouble when using the Urban Flood Mitigation module. I get ‘ValueError: invalid entry in choice array’ As far as I can tell from the log, it is something to do with not being able to create a cn raster, which I assume relates to the CN curve. I have tested the biophysical pa…

Hi there, thanks for posting. I was able to reproduce this error when I used a Soils Hydrological Group Raster that included values outside the acceptable values of 1, 2, 3, 4. Could you check your raster and see if there are pixel values other than those? I see that this data requirement is not w…

Hi Dave, Thanks for the quick reply and help. The first problem has been fixed; it was to do with the Hydrological Group Raster – I had NoData values as part of the raster, which looks like it caused the error. However, I now have another error, the log of which is below. This time it just says …

The second error was produced because I forgot to change the ‘Potential damage loss for each building type’ csv when I simplified it to try and work out the cause of the first error! Thanks for you answer again.

Glad to hear it! Yep, KeyErrors in InVEST tend to indicate missing row/column headers in CSV inputs. Glad you figured that out!

Hi, I just started trying to run the Urban Flood Mitigation model today. I have my curve number table, HSG raster, and land use raster (no infrastructure data). I got the following errors partway through: 020-04-07 16:38:36,094 Task.add_task(641) ERROR Something went wrong when adding task create…

I didn’t copy all the lines, perhaps I should have just copied the whole log: 2020-04-07 16:30:44,673 utils.prepare_workspace(115) INFO Writing log messages to C:\Users\KBLANN\Documents\urban_flood_risk_mitigation_workspace\InVEST-UrbanFloodRiskMitigation-log-2020-04-07–16_30_44.txt 2020-04-07 16:…

Urban Flood Mitigation Error - ValueError: invalid entry in choice array

Software Support

jdouglass April 8, 2020, 9:25pm 8

Hi @kblann, I think this is the same error as posted over in Urban Flood Mitigation model run error, right? If so, let’s continue the conversation over there!

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Urban Flood Mitigation Error - ValueError: invalid entry in choice array

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