API 500 error in version 11.10.4

We have recently updated from version 11.7.0 to 11.10.4 and faced an error using API to get a single project:

However if I want to see a specific project details like events or users it works

On older version everything was fine:

As far as I know API version hasn't change from 11.7.0 so seems like it's a bug.