The following messages are shown in the log. Please help us regarding this .
2017-02-22 16:24:41,102 WARN ResumeXCommand:523 - SERVER[xxxx.xxxx.corpintra.net] USER[yyyyyy] GROUP[-] TOKEN APP[OZ_zzzzzzl] JOB[nnnnn-nnnnnnnn-oozie-xxyy-W] ACTION E1100: Command precondition does not hold before execution, [workflow's status is RUNNING is not SUSPENDED], Error Code: E1100
Go to resource manager, find the job associated with this Oozie job and navigate to the killed task, in those logs you should be able to find a reason. Otherwise, please paste your XML.