Azkaban報錯command ERROR - Failed to build job executor for job commandJob type 'command

異常信息

Project Test Flow command Execution 3 Job command
Job Logs
03-01-2020 18:41:17 CST command INFO - Starting job command at 1578048077617
03-01-2020 18:41:17 CST command INFO - Building command                                                     job executor. 
03-01-2020 18:41:17 CST command ERROR - Failed to build job executor for job commandJob type 'command  
' is unrecognized. Could not construct job[{azkaban.job.attempt: 0,
 azkaban.job.attachment.file: /usr/apps/azkaban/azkaban-executor-2.5.0/executions/3/_job.3.command.attach,
 working.dir: /usr/apps/azkaban/azkaban-executor-2.5.0/executions/3, type: command
 , azkaban.job.metadata.file: _job.3.command.meta, command: echo 'hello', 
 parent = {azkaban.flow.start.milliseconds: 601, azkaban.flow.start.year: 2020, 
 azkaban.flow.start.timezone: Asia/Shanghai, azkaban.flow.projectid: 2, 
 azkaban.flow.start.second: 17, azkaban.flow.projectversion: 1, azkaban.flow.start.minute: 41, azkaban.flow.execid: 3,
 azkaban.flow.start.month: 01, azkaban.flow.start.hour: 18, azkaban.flow.uuid: d707ab4c-a0a9-4be4-9eb1-6e5f5f773ddd, 
 azkaban.flow.flowid: command, azkaban.flow.start.day: 03, azkaban.flow.start.timestamp: 2020-01-03T18:41:17.601+08:00, 
 parent = {}}}] of type[command].
 
03-01-2020 18:41:17 CST command ERROR - Failed to build job type
03-01-2020 18:41:17 CST command ERROR - Job run failed preparing the job.
03-01-2020 18:41:17 CST command INFO - Finishing job command at 1578048077621 with status FAILED

配置文件

vi command.job
#command.job    
type=command                                                    
command=echo 'hello'

解決方案 因爲 命令後面有空格 導致運行異常