2685340 - Unable to retrieve the external data due to: EPM_SERVICE error while running the schedule for one model

• When running the schedule for one model, there is error "[Application Error]: Script error" shown in SAP Analytics Cloud (SAC).
• The following error is shown in the System -> Monitor -> Trace screen:
  Unable to retrieve the external data due to: EPM_SERVICE : {"packageId":"sap.fpa.services.resource.dm","objectName":"message_dm","messageId":"SERVICE_NOT_RETRIEVED","args":["(HTTP 400) EPM_SERVICE : [{\"code\":\"SY_530\",\"description\":\"An exception was raised\",\"severity\":\"error\",\"log_id\":\"YbO{RpKK7jYfqjs7PPWB4G\",\"variables\":[{\"key\":\"DATA_TYPE\",\"value\":\"\"},{\"key\":\"EXPECTED\",\"value\":\"\"},{\"key\":\"FORMAT_STRING\",\"value\":\"\"},{\"key\":\"OPENING_CHAR\",\"value\":\"\"},{\"key\":\"POSITION\",\"value\":\"0 \"},{\"key\":\"RESERVED\",\"value\":\"\"}]}]"],"message":"Unable to retrieve the external data due to: (HTTP 400) EPM_SERVICE : [{\"code\":\"SY_530\",\"description\":\"An exception was raised\",\"severity\":\"error\",\"log_id\":\"YbO{RpKK7jYfqjs7PPWB4G\",\"variables\":[{\"key\":\"DATA_TYPE\",\"value\":\"\"},{\"key\":\"EXPECTED\",\"value\":\"\"},{\"key\":\"FORMAT_STRING\",\"value\":\"\"},{\"key\":\"OPENING_CHAR\",\"value\":\"\"},{\"key\":\"POSITION\",\"value\":\"0 \"},{\"key\":\"RESERVED\",\"value\":\"\"}]}]","stack":"Exception@/sap/fpa/services/core/system/Exception.xsjslib:120\nExceptionServiceProxy@/sap/fpa/services/dm/ServiceProxy.xsjslib:595\nServiceProxy.prototype._reconstructExecuteServiceResult@/sap/fpa/services/dm/ServiceProxy.xsjslib:1112\nServiceProxy.prototype._executeServiceAndReconstructResult@/sap/fpa/services/dm/ServiceProxy.xsjslib:929\nServiceProxy.prototype._executeServiceInternal@/sap/fpa/services/dm/ServiceProxy.xsjslib:1001\nServiceProxy.prototype.executeService@/sap/fpa/services/dm/ServiceProxy.xsjslib:832\nCloudConnector.prototype._addAuthorizationHeaderAndExecute@/sap/fpa/services/dm/CloudConnector.xsjslib:250\nCloudConnector.prototype.execute@/sap/fpa/services/dm/CloudConnector.xsjslib:215\nServiceProxy.prototype.startAsyncRequest@/sap/fpa/services/dm/ServiceProxy.xsjslib:1014\ninsertResults@/sap/fpa/services/dm/bpc/BPC10ServiceSchedule.xsjslib:452\n_schedulePrepareDataFromBPCCore@/sap/fpa/services/dm/bpc/BPC10ServiceSchedule.xsjslib:248\nschedulePrepareDataFromBPC@/sap/fpa/services/dm/bpc/BPC10ServiceSchedule.xsjslib:179\nBPC10Service.prototype.prepareDataFromBPC@/sap/fpa/services/dm/bpc/BPC10Service.xsjslib:3878\nDataIntegration.prototype.importDataFromBPCNWBySchedule@/sap/fpa/services/dm/bpc/DataIntegration.xsjslib:371\nrefreshBPCDataToModel@/sap/fpa/services/dm/schedule/BPCDataImportScheduler.xsjslib:579\ntempRunJob@/sap/fpa/services/dm/schedule/BPCDataImportScheduler.xsjslib:98\nrun@/sap/fpa/services/job/Schedule.xsjs:108\n","bUIMessage":false,"bWarning":false,"bpcRequestStatusCode":400}
• The following error is also seen in the system log (transaction code SLG1) of the SAP NetWeaver Business Warehouse (SAP_BW) system:
  HTTP Status:400 [{"code":"SY_530","description":"An exception was raised","severity":"error","log_id":"YbO{RpKK7jYfqjs7PPWB4G","variables":[{"key":"DATA_TYPE","value":""},{"key":"EXPECTED","value":""},{"key":"FORMAT_STRING","value":""},{"key":"OPENING_CHAR","value":""},{"key":"POSITION","value":"0 "},{"key":"RESERVED","value":""}]}]

• SAP Analytics Cloud 2018.14.2
• SAP Business Planning and Consolidation

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