Hello again! I am running the NDR model for both N and P. I had a first run for N, which worked, then I had found data for P and did the same run, repeating N and P together and separately. However, although N did work the first time, now I keep getting this error (for both N and P separately and t…

Thanks for sending me your data, Luisa. The problem is indeed with blank lines the CSV table. I got the same error you did, so opened the CSV in a text editor, copied only the lines with valid lucode values to a new file, saved the new file as CSV, and the model ran just fine for both N and P using …

Hi @luisagalgani - As mentioned elsewhere on the forum, KeyErrors usually happen when there is a value in the land use map that is not included in the biophysical table. In this case the value is 1, but if it successfully ran with N before, I’m guessing that a missing value is not the problem. Whe…

Hi Stacie, thanks for your message! No, the problem is not that a value in the LU map is not included in the biophysical table, because I have used the same biophysical table and the same land use map also for the N run that worked. I found out what has changed: in the InVEST NDR guide, for the eff…

Hi @luisagalgani - Interesting… But the eff_n values should be given as decimals for the model to calculate properly, so 80% would be entered into the table as 0.8. Can you send me the input data that gives the error? Is the only difference between your runs checking the box for N versus checking …

Dear Stacie, thank you so much for your help. I did as you suggested and it worked! :smiley: Indeed, the blank lines caused the problem and I was not able to see them in excel. Thanks again and have a great day Luisa

Great! Glad to hear it, Luisa, thanks for letting me know. ~ Stacie

NDR model Key error 1.0

Software Support

dcdenu4 June 26, 2020, 3:05pm 8

Thanks @swolny and @luisagalgani, we’ll make sure to add a test for blank lines in how we load CSV files.

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NDR model Key error 1.0

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