ntl dev crashes

[suethepooh]

Describe the bug

while trying to submit a form on localhost to a netlify function ntl dev crashes.

Steps to reproduce

1. run ntl dev
2. submit form to netlify function on localhost
3. ntl dev crashes

Configuration

here's the error:

Error: Unexpected end of form
at Multipart._final (/Users/username/projects/bg-dev/file-xfer/node_modules/busboy/lib/types/multipart.js:588:17)
at callFinal (node:internal/streams/writable:707:12)
at prefinish (node:internal/streams/writable:719:7)
at finishMaybe (node:internal/streams/writable:729:5)
at Writable.end (node:internal/streams/writable:641:5)
at Object.handler (/Users/username/projects/bg-dev/file-xfer/.netlify/functions/upload/upload.js:65:10)
at executeLambdaFunc (/Users/username/.nvm/versions/node/v20.3.0/lib/node_modules/netlify-cli/node_modules/lambda-local/build/lambdalocal.js:352:51)
at Object._executeSync (/Users/username/.nvm/versions/node/v20.3.0/lib/node_modules/netlify-cli/node_modules/lambda-local/build/lambdalocal.js:377:13)
at /Users/username/.nvm/versions/node/v20.3.0/lib/node_modules/netlify-cli/node_modules/lambda-local/build/lambdalocal.js:96:26
at new Promise ()

System:
OS: macOS 12.7.1
CPU: (8) x64 Intel(R) Core(TM) i7-4770HQ CPU @ 2.20GHz
Binaries:
Node: 20.3.0 - ~/.nvm/versions/node/v20.3.0/bin/node
npm: 9.7.1 - ~/.nvm/versions/node/v20.3.0/bin/npm
Browsers:
Chrome: 119.0.6045.123
Edge: 119.0.2151.46
Safari: 17.1
npmGlobalPackages:
netlify-cli: 17.1.0

netlify.toml:

[[redirects]]
from = "/api/*"
to = "/.netlify/functions/:splat"
status = 200
force = true

[[redirects]]
from = "/*"
to = "/index.html"
status = 200

Environment

System:
OS: macOS 12.7.1
CPU: (8) x64 Intel(R) Core(TM) i7-4770HQ CPU @ 2.20GHz
Memory: 173.82 MB / 16.00 GB
Shell: 3.2.57 - /bin/bash
Binaries:
Node: 20.3.0 - ~/.nvm/versions/node/v20.3.0/bin/node
npm: 9.7.1 - ~/.nvm/versions/node/v20.3.0/bin/npm
npmGlobalPackages:
netlify-cli: 17.1.0