It's does not happens on purpose
When valve does some change in Team Fortress 2 they might modify something that was used by plugin. Which results in plugin messing up
Anyway here's temporary solution plugin: (It requires TF2Attributes thought)
It should work
Spoiler
As long as Chdata's top secret data was legit
Updated: Fixed Wrong Events stuff
just tried this, and it does not work. the other one you suggested might work, but im using a multiplay server, so adding plugins takes time to process.
As long as Chdata's top secret data was legit 
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