Falling cement blocks cause server crashes [Neoforge 1.21.1, mod ver 0.2.0]

[VHall03]

java.lang.RuntimeException: Attempted to load class net/minecraft/client/particle/Particle for invalid dist DEDICATED_SERVER --   | at MC-BOOTSTRAP/fml_loader@4.0.42/net.neoforged.fml.common.asm.RuntimeDistCleaner.processClassWithFlags(RuntimeDistCleaner.java:60) ~[loader-4.0.42.jar%2359!/:4.0] {}   | at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.LaunchPluginHandler.offerClassNodeToPlugins(LaunchPluginHandler.java:94) ~[modlauncher-11.0.5.jar%2364!/:?] {}   | at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.ClassTransformer.transform(ClassTransformer.java:120) ~[modlauncher-11.0.5.jar%2364!/:?] {}   | at MC-BOOTSTRAP/cpw.mods.modlauncher@11.0.5/cpw.mods.modlauncher.TransformingClassLoader.maybeTransformClassBytes(TransformingClassLoader.java:57) ~[modlauncher-11.0.5.jar%2364!/:?] {}   | at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.readerToClass(ModuleClassLoader.java:190) ~[securejarhandler-3.0.8.jar:?] {}   | at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.lambda$findClass$20(ModuleClassLoader.java:298) ~[securejarhandler-3.0.8.jar:?] {}   | at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.loadFromModule(ModuleClassLoader.java:311) ~[securejarhandler-3.0.8.jar:?] {}   | at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.findClass(ModuleClassLoader.java:298) ~[securejarhandler-3.0.8.jar:?] {}   | at cpw.mods.securejarhandler/cpw.mods.cl.ModuleClassLoader.loadClass(ModuleClassLoader.java:214) ~[securejarhandler-3.0.8.jar:?] {}   | at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?] {}   | at TRANSFORMER/oxide@1.21.1-0.1.4/com.ordana.oxide.blocks.cement.CementBlock.onLand(CementBlock.java:54) ~[oxide-1.21.1-0.2.0-neoforge.jar%23287!/:?] {re:classloading}

yorp
As you can see it's being a little silly and calling the particle class on the server

[SaphireLattice]

Just bumped into this, glad Neruina caught it but ouch. Would have been nice to see it working proper ^-^

java.lang.NoClassDefFoundError: net/minecraft/class_703
	at knot//com.ordana.oxide.blocks.cement.CementBlock.method_10127(CementBlock.java:54)
	at knot//net.minecraft.class_1540.method_5773(class_1540.java:185)
	at knot//com.ordana.oxide.entities.FallingCementEntity.method_5773(FallingCementEntity.java:67)
	at knot//net.minecraft.class_3218.method_18762(class_3218.java:770)
	at knot//net.minecraft.class_1937.mixinextras$bridge$accept$211(class_1937.java)
	at knot//com.bawnorton.neruina.handler.TickHandler.safelyTickEntities(TickHandler.java:113)
	at knot//net.minecraft.class_1937.wrapOperation$dpo000$neruina$catchTickingEntities$notTheCauseOfTickLag(class_1937.java:16084)
	at knot//net.minecraft.class_1937.method_18472(class_1937.java:498)
	at knot//net.minecraft.class_3218.method_31420(class_3218.java:408)
	at knot//net.minecraft.class_5574.method_31791(class_5574.java:54)
	at knot//net.minecraft.class_3218.method_18765(class_3218.java:372)
	at knot//net.minecraft.server.MinecraftServer.method_3813(MinecraftServer.java:1021)
	at knot//net.minecraft.class_3176.method_3813(class_3176.java:299)
	at knot//net.minecraft.server.MinecraftServer.method_3748(MinecraftServer.java:912)
	at knot//net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:697)
	at knot//net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:281)
	at java.base/java.lang.Thread.run(Thread.java:1583)
Caused by: java.lang.ClassNotFoundException: net.minecraft.class_703
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:239)
	at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526)
	... 17 more