Opening a web map containing Web Map Tile Service (WMTS) with the 'Delete Protection' option enabled returns the error, "The map cannot be drawn completely because one or more layers are not supported. These layers will be omitted."
Last Published: November 25, 2015ArcGIS Online
Bug ID Number
November 23, 2015
August 21, 2020
The bug has been fixed. See the Version Fixed and Additional Information, if applicable, for more information.