(Wiki.js Version 2.2.51)
User account verification page (link from email) opens with error this.ready.tap is not a function.
User account verification page (link from email) opens and verfies user account.
this.ready.tap is not a function
Same here. User is created, but Verify link in e-mail do not work
can you give us your host info like issue template?
Same issue here. My host info:
My host info:
OS: Ubuntu 18.04
Wiki.js version: 2.2.51
Database engine: postgres 12
My host info:
I have the same problem, in my case I used an image with the AWS Marketplace one
Reproduced the issue locally in development mode (on master#53ceea74) and also seeing some "Unable to acquire a connection" warnings in node logs. Perhaps unable to connect to KnexStore for some reason?

Duplicate of #1613
Raised an issue in brute-knex: https://github.com/llambda/brute-knex/issues/11
It looks good to use other OAuth2 like Google sign-in until this issue resolved. I was able to provide the wiki service to people with that option.
Fixed by dae64f00a0587e854f4faa12f3450c47562abe0f
Most helpful comment
Fixed by dae64f00a0587e854f4faa12f3450c47562abe0f