c# - quartz.net automatic delete trigger -

i using quartz.net(2.2.x) in winform application(visual studio 2013),but when invoke function, program deletes trigger automatically.

the task execute once.

this log snip:

2015-05-12 15:19:01,056 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:19:01,141 [taskscheduler_worker-4] info  probevideoupdate [(null)] - 开始调度检测视频更新作业..... 2015-05-12 15:19:01,275 [taskscheduler_worker-3] info  netstatushelper [(null)] - ping www.baidu.com    success 2015-05-12 15:19:01,529 [taskscheduler_worker-3] info  netstatushelper [(null)] - 网络正常 2015-05-12 15:19:01,554 [taskscheduler_worker-4] info  printapp [(null)] - original json address:http://api.zouwo.net/weixin/macdata?id=1001 2015-05-12 15:19:01,625 [taskscheduler_worker-3] debug quartz.core.jobrunshell [(null)] - trigger instruction : deletetrigger    2015-05-12 15:19:01,816 [taskscheduler_worker-3] debug quartz.simpl.ramjobstore [(null)] - deleting trigger 2015-05-12 15:19:01,912 [taskscheduler_worker-4] info  netstatushelper [(null)] - isupdate:0 2015-05-12 15:19:02,099 [taskscheduler_worker-4] debug quartz.core.jobrunshell [(null)] - trigger instruction : deletetrigger 2015-05-12 15:19:02,195 [taskscheduler_worker-4] debug quartz.simpl.ramjobstore [(null)] - deleting trigger 2015-05-12 15:19:30,999 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:19:56,247 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:20:25,754 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:20:54,907 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:21:20,334 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:21:48,070 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 2015-05-12 15:22:14,371 [taskscheduler_quartzschedulerthread] debug quartz.core.quartzschedulerthread [(null)] - batch acquisition of 0 triggers 

this job configuration:

  <job>       <name>probevideoupdatejob</name>       <group>group5</group>       <description>侦测视频更新标识</description>       <job-type>rrmall.wxprint.common.cmd.probevideoupdate,rrmall.wxprint.common</job-type>       <durable>true</durable>       <recover>true</recover>     </job>     <trigger>       <!--cron复杂任务触发器使用cron表达式定制任务调度-->       <cron>         <name>probevideoupdatetrigger</name>         <group>group6</group>         <job-name>probevideoupdatejob</job-name>         <job-group>group5</job-group>         <start-time>2014-10-25t00:00:00+08:00</start-time>                 <cron-expression>0/3 * * * * ?</cron-expression>       </cron>     </trigger> 

and function invoke job:

        #region invokeprobevideoupdatejob         public static void invokeprobevideoupdatejob()         {             datetimeoffset runtime = datebuilder.evenminutedate(datetimeoffset.utcnow);             try             {                 ijobdetail job = jobbuilder.create<probevideoupdate>()                                     .withidentity("probevideoupdatejob", "group5")                                     .build();                 itrigger trigger = triggerbuilder.create()                                     .withidentity("probevideoupdatetrigger", "group6")                                     .startat(runtime)                                     .build();                  schedule.schedulejob(job, trigger);                 schedule.start();             }             catch (exception e)             {                 logger.error("侦测视频更新时时遇到错误", e);             }         }         #endregion 

make sure app.config don't have quartz node config.the quartz config should write app.config or quartz.config file,config both sides not permittd.