When opening a layer package or a layer file in ArcGIS Explorer 2505, an error, "Invalid data source within layer file", is returned if it is referencing data stored in an enterprise geodatabase or a personal geodatabase.
Last Published: January 24, 2017ArcGIS Explorer
Bug ID Number
July 20, 2015
June 11, 2020
Operating System Version
7.0 64 Bit
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.
This is due to ArcGIS Version Explorer 3400 supports layer files ArcGIS 10.2 and earlier.