Will the 2.2.0 release of KSP bump the language ve...
# kspe
eygraber
06/23/2025, 6:32 PMWill the 2.2.0 release of KSP bump the language version?
I'm getting the following errors (technically warnings, but I have
-Werror Copy code
w: Language version 1.9 is deprecated and its support will be removed in a future version of Kotlin
e: warnings found and -Werror specifiedt
Ting-Yuan Huang
06/23/2025, 8:57 PMAre you using KSP1 or KSP2? Only KSP1 passes language version 1.9 to the compiler. It is necessary so as to specify the old compiler frontend, which KSP1 is written for.
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eygraber
06/23/2025, 8:57 PMPretty sure I'm using KSP2 but I'll double check
🙏 1
t
Ting-Yuan Huang
06/23/2025, 9:05 PMThe error message is printed by the Kotlin compiler. KSP2 doesn't call the compiler in that way, so it is more like KSP1.
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eygraber
06/23/2025, 10:13 PMMy apologies you're right. I thought I switched to KSP2 everywhere, but I guess I missed one
useKSP2=falset
Ting-Yuan Huang
06/23/2025, 10:32 PMNo worries, glad that KSP2 works for you!
r
Rob Murdock
06/27/2025, 3:22 PMThanks for posting this ya'll, you just saved me a bunch of time. Totally forgot one of my projects had that flag set from quite some time ago.