Got error after first start

[siluri]

npm install and then npm run dev after that i got this error:
RootQueryType fields must be an object with field names as keys or a function which returns such an object.

[dhruvsakariya]

Heyy , You got solution of this problem I also get this problem ...

[tchesa]

Same issue.

[tchesa]

@siluri @dhruvsakariya It got fixed on lesson 85.

[DoozyDoz]

mine does not even install deps:

npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! While resolving: users@1.0.0
npm ERR! Found: graphql@16.8.1
npm ERR! node_modules/graphql
npm ERR!   graphql@"^16.8.1" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer graphql@"^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0" from express-graphql@0.6.12
npm ERR! node_modules/express-graphql
npm ERR!   express-graphql@"^0.6.1" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR!
npm ERR! For a full report see: