xAuth 2.0.18 issue on startup

2012-08-15 07:47:02 [INFO] [xAuth] Enabling xAuth v2.0.18
2012-08-15 07:47:02 [INFO] [xAuth] PermissionAlias backend: 'pex' registered!
2012-08-15 07:47:02 [INFO] [xAuth] PermissionAlias backend: 'gm' registered!
2012-08-15 07:47:02 [INFO] [xAuth] PermissionAlias backend: 'bukkit' registered!
2012-08-15 07:47:02 [INFO] [xAuth] Attempting to use supported permissions plugin 'GroupManager'
2012-08-15 07:47:02 [INFO] [xAuth] Attempting to use supported permissions plugin 'PermissionsEx'
2012-08-15 07:47:02 [INFO] [xAuth] Config node permissions.backend changed to 'pex'
2012-08-15 07:47:02 [INFO] [xAuth] Initializing pex backend
2012-08-15 07:47:02 [WARNING] [xAuth] This plugin is not ready yet.
2012-08-15 07:47:02 [INFO] [xAuth] Attached to PermissionsEx version 1.19.3
2012-08-15 07:47:02 [INFO] [xAuth] Successfully established connection to H2 database
2012-08-15 07:47:02 [SEVERE] [xAuth] Something went wrong while updating table [playerdata] to revision [001]
com.cypherx.xauth.exceptions.TableUpdateException: Duplicate column name "POTIONEFFECTS"; SQL statement:
ALTER TABLE `playerdata` ADD COLUMN `potioneffects` TEXT NULL; [42121-164]
at com.cypherx.xauth.database.DatabaseUpdater.executeQuery(DatabaseUpdater.java:201)
at com.cypherx.xauth.database.DatabaseUpdater.runUpdate(DatabaseUpdater.java:122)
at com.cypherx.xauth.database.DatabaseController.runUpdater(DatabaseController.java:163)
at com.cypherx.xauth.xAuth.onEnable(xAuth.java:163)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:365)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:381)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:265)
at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:247)
at net.minecraft.server.MinecraftServer.i(MinecraftServer.java:296)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:275)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:225)
at net.minecraft.server.DedicatedServer.init(DedicatedServer.java:140)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:380)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:539)
2012-08-15 07:47:02 [SEVERE] [xAuth] Something went wrong while updating table [lockouts] to revision [001]
com.cypherx.xauth.exceptions.TableUpdateException: Duplicate column name "ID"; SQL statement:
ALTER TABLE `lockouts` ADD COLUMN `id` INT UNSIGNED NOT NULL AUTO_INCREMENT BEFORE `ipaddress`; [42121-164]
at com.cypherx.xauth.database.DatabaseUpdater.executeQuery(DatabaseUpdater.java:201)
at com.cypherx.xauth.database.DatabaseUpdater.runUpdate(DatabaseUpdater.java:122)
at com.cypherx.xauth.database.DatabaseController.runUpdater(DatabaseController.java:163)
at com.cypherx.xauth.xAuth.onEnable(xAuth.java:163)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:365)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:381)
at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:265)
at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:247)
at net.minecraft.server.MinecraftServer.i(MinecraftServer.java:296)
at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:275)
at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:225)
at net.minecraft.server.DedicatedServer.init(DedicatedServer.java:140)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:380)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:539)
2012-08-15 07:47:02 [INFO] [xAuth] v2.0.18 Enabled!