TypeError: predsList is not iterable
at self.updateNow (plugin-python-script.js:778:30)
at DatanodeModel.updateNow (DatanodeModel.js:559:46)
at DatanodeScheduler.js:176:18
at Set.forEach (<anonymous>)
at runSchedule (DatanodeScheduler.js:131:25)
at Object.launchSchedule (DatanodeScheduler.js:123:5)
at DatanodeModel.js:351:77
at Array.forEach (<anonymous>)
at DatanodeModel.schedulerStart (DatanodeModel.js:284:35)
at DatanodesListModel.launchGlobalFirstUpdate (DatanodesListModel.js:203:16)
open iris-tutorial from quick start
error: