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brettwooldridge / HikariCP

光 HikariCP・A solid, high-performance, JDBC connection pool at last.
Apache License 2.0
20.06k stars 2.95k forks source link

error while opening connection #1691

Open ghost opened 4 years ago

ghost commented 4 years ago

org.bukkit.command.CommandException: Unhandled exception executing command 'ticket' in plugin Core v1.0 at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-Spigot-db6de12-18fbb24] at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot.jar:git-Spigot-db6de12-18fbb24] at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641) ~[spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-Spigot-db6de12-18fbb24] at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) [?:?] at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?] at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [spigot.jar:git-Spigot-db6de12-18fbb24] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-db6de12-18fbb24] at java.base/java.lang.Thread.run(Thread.java:834) [?:?] Caused by: java.lang.NoClassDefFoundError: com/zaxxer/hikari/HikariConfig at me.cinquina.core.commands.TicketCommand.onCommand(TicketCommand.java:40) ~[?:?] at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-db6de12-18fbb24] ... 15 more Caused by: java.lang.ClassNotFoundException: com.zaxxer.hikari.HikariConfig at java.base/java.net.URLClassLoader.findClass(URLClassLoader.java:471) ~[?:?] at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:101) ~[spigot.jar:git-Spigot-db6de12-18fbb24] at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86) ~[spigot.jar:git-Spigot-db6de12-18fbb24] at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:589) ~[?:?] at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) ~[?:?] at me.cinquina.core.commands.TicketCommand.onCommand(TicketCommand.java:40) ~[?:?] at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-db6de12-18fbb24] ... 15 more

it gaves me this error while trying to update a table

prayagupa commented 3 years ago

based on ClassNotFoundException, you might be missing hikari jar in your project. you can google how to check if jar is included using maven or gradle.