Here is part of my log.txt :
0:00:38.378 D/STM: Transitioning from state state_InitialLoading to state_QuickFlightWizard
0:00:38.378 I/OVR: User is entering the holodeck.
0:00:38.378 I/WIN: Opened window Primary V11 UI
0:00:38.956 I/WIN: Displaying the authentication dialog.
0:00:38.956 D/IAP: Prefs specify feature IAP as enabled.
0:01:09.892 E/NET: Download failed with http error: 403 for URL
https://clearancedelivery.x-plane.com/v1/authenticate
0:01:10.379 E/DRM: Error contacting the authorization server: Error HTTP 403 (Prohibido)
0:01:14.885 E/NET: Download failed with http error: 403 for URL
https://clearancedelivery.x-plane.com/v1/authenticate
0:01:15.315 E/DRM: Error contacting the authorization server: Error HTTP 403 (Prohibido)
0:01:16.342 E/NET: Download failed with http error: 403 for URL
https://clearancedelivery.x-plane.com/v1/authenticate
0:01:16.817 E/DRM: Error contacting the authorization server: Error HTTP 403 (Prohibido)