Cannot read property 'accounts' of undefined

[dappuniversity]

Cannot read property 'accounts' of undefined

[shwetha-pingala]

These are the old methods to call the web3 library. If you have installed a new truffle version other than 5.0.2 it won't run.

[kamalkech]

@shwetha-pingala that s reason it s better to add new branch for last updates on diffirents tools like metamask
@i-likekapil use this line and u will get solution

const accounts = await ethereum.request({ method: 'eth_accounts' });

for more details check this link https://docs.metamask.io/guide/provider-migration.html#replacing-window-web3