Crash report: `TypeError: Cannot read properties of undefined (reading 'split')`

URL

https://app.uniswap.org/#/vote

Error

TypeError: Cannot read properties of undefined (reading 'split')

Stacktrace

TypeError: Cannot read properties of undefined (reading 'split')
    at https://app.uniswap.org/static/js/main.411b0c26.chunk.js:1:541278
    at Array.map (<anonymous>)
    at https://app.uniswap.org/static/js/main.411b0c26.chunk.js:1:541098
    at Array.map (<anonymous>)
    at https://app.uniswap.org/static/js/main.411b0c26.chunk.js:1:540549
    at Object.Aa [as useMemo] (https://app.uniswap.org/static/js/35.a759c04b.chunk.js:2:1194683)
    at t.useMemo (https://app.uniswap.org/static/js/35.a759c04b.chunk.js:2:1129703)
    at mC (https://app.uniswap.org/static/js/main.411b0c26.chunk.js:1:540272)
    at yC (https://app.uniswap.org/static/js/main.411b0c26.chunk.js:1:541967)
    at vS (https://app.uniswap.org/static/js/main.411b0c26.chunk.js:1:756034)

Device data

{
  "ua": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.127 Safari/537.36",
  "browser": {
    "name": "Chrome",
    "version": "100.0.4896.127",
    "major": "100"
  },
  "engine": {
    "name": "Blink",
    "version": "100.0.4896.127"
  },
  "os": {
    "name": "Mac OS",
    "version": "10.15.7"
  },
  "device": {},
  "cpu": {}
}

Start by reproducing the crash at https://app.uniswap.org/#/vote and use the provided TypeError stack trace to locate the corresponding source in the repository. Determine which vote-page input leads to the undefined value, then verify that the page loads without the crash for that case.