Even More Fish Error

java.lang.NoClassDefFoundError: me/clip/placeholderapi/PlaceholderAPI
at com.oheers.fish.config.messages.Message.broadcast(Message.java:160) ~[even-more-fish-1.6.10.jar:?]
at com.oheers.fish.fishing.FishingProcessor.getFish(FishingProcessor.java:238) ~[even-more-fish-1.6.10.jar:?]
at com.oheers.fish.fishing.FishingProcessor.process(FishingProcessor.java:70) ~[even-more-fish-1.6.10.jar:?]
at com.destroystokyo.paper.event.executor.StaticMethodHandleEventExecutor.execute(StaticMethodHandleEventExecutor.java:40) ~[paper-api-1.19.4-R0.1-SNAPSHOT.jar:?]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[paper-api-1.19.4-R0.1-SNAPSHOT.jar:git-Paper-467]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[paper-api-1.19.4-R0.1-SNAPSHOT.jar:?]
at io.papermc.paper.plugin.manager.PaperEventManager.callEvent(PaperEventManager.java:54) ~[paper-1.19.4.jar:git-Paper-467]
at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.callEvent(PaperPluginManagerImpl.java:126) ~[paper-1.19.4.jar:git-Paper-467]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:615) ~[paper-api-1.19.4-R0.1-SNAPSHOT.jar:?]
at net.minecraft.world.entity.projectile.FishingHook.retrieve(FishingHook.java:508) ~[?:?]
at net.minecraft.world.item.FishingRodItem.use(FishingRodItem.java:32) ~[?:?]
at net.minecraft.world.item.ItemStack.use(ItemStack.java:520) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.server.level.ServerPlayerGameMode.useItem(ServerPlayerGameMode.java:472) ~[?:?]
at net.minecraft.server.network.ServerGamePacketListenerImpl.handleUseItem(ServerGamePacketListenerImpl.java:2029) ~[?:?]
at net.minecraft.network.protocol.game.ServerboundUseItemPacket.handle(ServerboundUseItemPacket.java:32) ~[?:?]
at net.minecraft.network.protocol.game.ServerboundUseItemPacket.a(ServerboundUseItemPacket.java:8) ~[?:?]
at net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$0(PacketUtils.java:51) ~[?:?]
at net.minecraft.server.TickTask.run(TickTask.java:18) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:153) ~[?:?]
at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24) ~[?:?]
at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1341) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:197) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:126) ~[?:?]
at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1318) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1311) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:136) ~[?:?]
at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1289) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1177) ~[paper-1.19.4.jar:git-Paper-467]
at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:319) ~[paper-1.19.4.jar:git-Paper-467]
at java.lang.Thread.run(Thread.java:833) ~[?:?]
Caused by: java.lang.ClassNotFoundException: me.clip.placeholderapi.PlaceholderAPI
... 30 more