when i run the drone2map program,the program tell me that" the current authertication portal has no valid default basemap.an empty basemap has been loaded" like the picture can you tell me how to resolve the problem? thanks dm2.log: 2017-02-21 16:24:00,457 INFO - Adding sharing portal https://www.arcgis.com 2017-02-21 16:24:36,515 INFO - Runtime Licensed 2017-02-21 16:36:17,843 INFO - Adding sharing portal https://www.arcgis.com 2017-02-21 16:36:45,858 INFO - Runtime Licensed 2017-02-21 16:38:35,318 INFO - Adding sharing portal https://www.arcgis.com 2017-02-21 16:38:59,543 INFO - Runtime Licensed 2017-02-21 16:47:05,454 INFO - Adding sharing portal https://www.arcgis.com 2017-02-21 16:48:36,157 INFO - Adding sharing portal https://www.arcgis.com 2017-02-21 16:53:38,954 INFO - Adding sharing portal https://www.arcgis.com 2017-02-21 17:01:31,844 INFO - Adding sharing portal https://www.arcgis.com
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