"Invalid string length" when uploading files

I got this error when uploading multiple files with dcc.Upload(). I wonder what that error means, where it comes from and how to fix it.
Does it mean the file is corrupt?

Thanks

RangeError: Invalid string length

    at JSON.stringify (<anonymous>)

    at handleServerside (http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:93347:19)

    at http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:93538:11

    at new Promise (<anonymous>)

    at executeCallback (http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:93513:21)

    at http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:99079:100

    at _map (http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:75415:19)

    at map (http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:78219:78)

    at http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:74584:15

    at f2 (http://localhost:8050/_dash-component-suites/dash_renderer/dash_renderer.v1_8_3m1604684830.dev.js:74400:14)

1 post - 1 participant

Read full topic