com.dataiku.common.server.APIError.APIErrorException : NumberFormatException: empty String

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AlexisBourdeau
AlexisBourdeau Registered Posts: 4 ✭✭✭✭

Hello !

I am new using Dataiku and try to upload some nice dataset on my local computer.

With small files, I have no issue,

but I try with a 50M file and I get this error

com.dataiku.common.server.APIError.APIErrorException : NumberFormatException: empty String

See screen

I tried to put

[javaopts]
backend.xmx = 6g

in install.ini but does not solve ths issue.

Any idea ?

Thanks !

Best Answer

  • Alex_Combessie
    Alex_Combessie Alpha Tester, Dataiker Alumni Posts: 539 ✭✭✭✭✭✭✭✭✭
    Answer ✓
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    Hi,

    Can you confirm you get the exact same error with and without the "Preserve numbers formatting" option?

    I understand you cannot share the data itself. Maybe can you share a screenshot of the preview screen?

    If that does not work, you may want to convert the file to another format such as CSV.

    Cheers,

    Alex

Answers

  • Alex_Combessie
    Alex_Combessie Alpha Tester, Dataiker Alumni Posts: 539 ✭✭✭✭✭✭✭✭✭
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    Hi,

    Could you please attach a diagnostic of the DSS instance (Administration > Maintenance > Diagnostic tool) and send us the resulting file?

    If the resulting file is too large for the community website (> 19 MB), you can use https://dl.dataiku.com to send it to us. Please don't forget to send the link that is generated when you upload the file.

    Best,
    Alex
  • AlexisBourdeau
    AlexisBourdeau Registered Posts: 4 ✭✭✭✭
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    Hello,

    here is the file.

    Thanks for the answer

  • Alex_Combessie
    Alex_Combessie Alpha Tester, Dataiker Alumni Posts: 539 ✭✭✭✭✭✭✭✭✭
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    Hi Alexis,

    Thanks for sending this. We can isolate the problem to this particular Excel file. Could you please refresh the dataset preview, playing with the "Preserve numbers formatting" option?

    Screenshot 2020-03-30 at 12.58.03.png

    Once you have a valid preview, you can retry the "Count of records" metric computation. If that does not work, we may need:

    - a screenshot of the Format/preview page

    - a full copy or sample of the Excel file for us to test

    Hope it helps,

    Alex

  • AlexisBourdeau
    AlexisBourdeau Registered Posts: 4 ✭✭✭✭
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    hello,

    I got the same error.

    I cant provide you with the Excel file as it is a customer file.

    However,

    everything is fine if I test an extraction of the file,

    but the whole file (50M), I get the error.

    Do you have an idea ? size of the file vs my laptop config or instance config ?

    Regards

  • AlexisBourdeau
    AlexisBourdeau Registered Posts: 4 ✭✭✭✭
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    ok, it works as CSV.

    thanks

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