When fields in an attribute table of a shapefile are turned off and published in ArcMap, then turned on and republished, the data in the attribute table is missing in ArcGIS Online Map Viewer.
Last Published: July 1, 2019ArcGIS for Server
Bug ID Number
May 8, 2015
August 21, 2020
ArcGIS for Server
After review by the development team, it has been determined that this issue is related to a known limitation with the software that lies outside of Esri's control. The issue's Additional Information section may contain further explanation.