seems like readding `@Optional` fixes it , but its...

# serialization

[Nikky]

seems like readding @Optional fixes it , but its marked as deprecated and all crossed out

[sandwwraith]

Probably you use old version of Kotlin compiler with the new version of library?

[Nikky]

i was using 1.3.31, is there an newer version thats not eap ?

[louiscad]

The serialization gradle plugin is also set to 1.3.31?

[Nikky]

yes

[sandwwraith]

It should work with 1.3.31. Probably old version stuck somewhere in cache or other buildscripts