# Dev server crashes after V4 migration with deno as build preset
Unhandled error during execution of component update, Uncaught (in promise) TypeError: node is null
pending triageneeds reproductionclosed-by-bot
v3.12.2: [unhandledRejection] errors with `nuxt dev`
3.xpending triage
after update 3.4.3 to 3.5.0 set "type": "module" in the package.json
3.xpending triageneeds reproduction
ERROR [unhandledRejection] read ECONNRESET
cliupstream🔨 p3-minorupstream-bug
Errors in terminal make it difficult to pinpoint issues
enhancement3.xdx
Uncaught (in promise) TypeError: Failed to fetch dynamically imported module in dev mode nuxt > 3.15.1
pending triageneeds reproduction