后台长时任务启动失败报错码201

"module": { 
   "abilities": [ 
      { 
         "backgroundModes": [ 
         "dataTransfer", 
         "location" 
         ], // 后台模式类型 
      } 
   ], 
   "requestPermissions": [ 
      { 
         "name": "ohos.permission.KEEP_BACKGROUND_RUNNING"  // 长时任务权限 
      } 
   ] 
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