エラー - なんJでマイクラすっぞ@Wiki

[00:07:42] [Craft Scheduler Thread - 5752/WARN]: org.sqlite.SQLiteException: [SQLITE_CONSTRAINT_PRIMARYKEY] A PRIMARY KEY constraint failed (UNIQUE constraint failed: horse_stats.uuid)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.sqlite.core.DB.newSQLException(DB.java:909)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.sqlite.core.DB.newSQLException(DB.java:921)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.sqlite.core.DB.execute(DB.java:825)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.sqlite.core.DB.executeUpdate(DB.java:863)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.sqlite.jdbc3.JDBC3PreparedStatement.executeUpdate(JDBC3PreparedStatement.java:99)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at com.github.xibalba.zhorse.database.SQLDatabaseConnector.executeUpdate(SQLDatabaseConnector.java:76)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at com.github.xibalba.zhorse.database.SQLDatabaseConnector.executeUpdate(SQLDatabaseConnector.java:70)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at com.github.xibalba.zhorse.managers.DataManager.registerHorseStats(DataManager.java:530)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at com.github.xibalba.zhorse.managers.DataManager.updateHorseStats(DataManager.java:700)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at com.github.xibalba.zhorse.managers.HorseManager$1.run(HorseManager.java:181)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:71)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:52)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
[00:07:42] [Craft Scheduler Thread - 5752/WARN]: at java.lang.Thread.run(Unknown Source)