quartz 集群使用数据库，另一个项目启动会报任务已经存在异常

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org.quartz.threadPool.class = org.quartz.simpl.SimpleThreadPool org.quartz.threadPool.threadCount = 6 org.quartz.threadPool.threadPriority = 5 org.quartz.scheduler.instanceName = Scheduler1 org.quartz.scheduler.instanceId = AUTO org.quartz.jobStore.misfireThreshold = 60000 org.quartz.jobStore.class = org.quartz.impl.jdbcjobstore.JobStoreTX org.quartz.jobStore.tablePrefix = QRTZ_ org.quartz.jobStore.dataSource = myDS org.quartz.jobStore.isClustered = true org.quartz.jobStore.clusterCheckinInterval = 20000 org.quartz.dataSource.myDS.driver = com.mysql.jdbc.Driver org.quartz.dataSource.myDS.URL = jdbc:mysql://192.168.10.20:3306/beikeo2o_quartz?useUnicode=true&characterEncoding=utf8&autoReconnect=true&failOverReadOnly=false org.quartz.dataSource.myDS.user = aspuser org.quartz.dataSource.myDS.password = 000000 org.quartz.dataSource.myDS.maxConnections = 12 #ResponseExpireJob a.job = com.canyou.quartz.ResponseExpireJob a.cron = 0 0/30 * * * ? a.enable = false #ResponseExpireJob b.job = com.canyou.quartz.YunsignTestJob b.cron = 0 0/5 * * * ? b.enable = false #AppointRemindJob c.job = com.canyou.quartz.AppointRemindJob c.cron = 0 10 12,17 * * ? c.enable = false #SampleRemindJob d.job = com.canyou.quartz.SampleRemindJob d.cron = 0 0 17 * * ? d.enable = false #QuestionnaireChangesJob e.job = com.canyou.quartz.QuestionnaireChangesJob e.cron = 0 1 0 * * ? e.enable = false #AllowanceCalculateJob f.job = com.canyou.quartz.AllowanceCalculateJob f.cron = 0 0 1 1 * ? f.enable = false #InvoiceJob g.job = com.canyou.quartz.InvoiceJob g.cron = 0 0 09 ? * MON-FRI g.enable = false #TestCluster h.job = com.canyou.quartz.TestCluster h.cron = 0/3 * * * * ? h.enable = true 我是这样写的配置