TypeDoesNotContainType - how to solve this?

[michabbb]

hi there,

i would be happy if someone could let me know, how I can solve this:
https://psalm.dev/r/0547b7734b

thanks a lot !!

[AndrolGenhald]

Well firstly I think the class you want to check for is probably \this\is\my\test\bla rather than his\is\my est\bla, so either use single quotes or escape the backslashes.

The real problem though is that this is a bug in Psalm.