Cannot set property 'fragmentReplacements' of undefined

[abhijithvijayan]

this.fragmentReplacements = fragmentReplacements || [];
^

TypeError: Cannot set property 'fragmentReplacements' of undefined

I too face this error.

Repo:: https://github.com/abhijithvijayan/bug-graphql-yoga-backend

[abhijithvijayan]

@schickling @timsuchanek Please do take a look at this.