2628164 - Unable to schedule BW imports and [Application Error]:Script error in SAP Analytics Cloud (SAC)

• Unable to schedule BW imports and [Application Error]:Script error in SAP Analytics Cloud (SAC).
• This error appears in Chrome developer tools:
  
  {"type":0,"id":2,"code":"UNCAUGHT_ERROR","message":"[Application Error]:Script error.","component":":::","suggestion":":::","detail":[],"stack":"","timestamp":1522953519720,"unread":true,"isTechError":false,"needCount":true}
• This error appears in Chrome developer tools console:
  

  Uncaught TypeError: Cannot read property 'oImportSettingsState' of null
  at constructor.onSaveRefreshSettings (app.chunk.modeller-chunk.e4dd699aa3ab086039f8.js:29)
  at f.<anonymous> (app.chunk.modeller-chunk.e4dd699aa3ab086039f8.js:29)
  at f.a.fireEvent (EventProvider-dbg.js:229)
  at f.a.fireEvent (Element-dbg.js:593)
  at constructor.fireScheduleSettingsEvent (app.chunk.modeller-chunk.e4dd699aa3ab086039f8.js:29)
  at constructor.setRepeatingSchedule (app.chunk.modeller-chunk.e4dd699aa3ab086039f8.js:29)
  at constructor.onSaveSchedulePressed (app.chunk.modeller-chunk.e4dd699aa3ab086039f8.js:29)
  at f.press (app.chunk.modeller-chunk.e4dd699aa3ab086039f8.js:29)
  at f.a.fireEvent (EventProvider-dbg.js:229)
  at f.a.fireEvent (Element-dbg.js:593)

• SAP Analytics Cloud 2018.5.1

EPM, SAP Cloud for Planning, sc4p, c4p, cforp, cloudforplanning, EPM-ODS, Cloud for Analytics, Cloud4Analytics, CloudforAnalytics, Cloud 4 Planning, BOC, SAPBusinessObjectsCloud, BusinessObjectsCloud, BOBJcloud, BOCloud., SAC, SAP AC, Cloud-Analytics, CloudAnalytics, SAPCloudAnalytics , KBA , LOD-ANA , SAP Analytics Cloud (SAC) , LOD-ANA-BI , Business Intelligence Functionality, Analytic Models , LOD-ANA-PL , Planning , LOD-ANA-BR , SAC Boardroom , LOD-ANA-PR , SAC Predictive , Problem