Error opening empty PowerBI Desktop

This error occurs when opening PowerBI Desktop (both empty or pbix files):

Something went wrong

An error occured while rendering the report.

Here the trace:

Feedback Type:
Frown (Error)

Timestamp:
2019-09-18T08:33:58.8619079Z

Local Time:
2019-09-18T10:33:58.8619079+02:00

Session ID:
e7111dd8-2465-44cc-8db4-54574934bd9b

Release:
September, 2019

Product Version:
2.73.5586.561 (19.09) (x64)

Stack Trace:
TypeError: _this._apiService.signInStatusChanged is not a function
    at ms-pbi://pbi.microsoft.com/pbi/Web/ts/ExplorationClient.js:99:82
    at ExplorationClient.ensureApiService (ms-pbi://pbi.microsoft.com/pbi/Web/ts/ExplorationClient.js:453:32)
    at ExplorationClient.signInStatusChanged (ms-pbi://pbi.microsoft.com/pbi/Web/ts/ExplorationClient.js:99:26)
    at about:blank:1:45

OS Version:
Microsoft Windows NT 6.1.7601 Service Pack 1 (x64 en-US)

CLR Version:
4.7 or later [Release Number = 460805]

Peak Virtual Memory:
3.74 GB

Private Memory:
336 MB

Peak Working Set:
455 MB

IE Version:
11.0.9600.18738

User ID:
250923f4-6d90-4e6c-8952-4e8281c11a2e

Workbook Package Info:
1* - it-IT, Query Groups: 0, fastCombine: Disabled, runBackgroundAnalysis: True.

Telemetry Enabled:
True

Model Default Mode:
Empty

Snapshot Trace Logs:
C:\Users\vivianl\AppData\Local\Microsoft\Power BI Desktop\FrownSnapShot1292986167.zip

Disabled Preview Features:
PBI_shapeMapVisualEnabled
PBI_SpanishLinguisticsEnabled
PBI_NewWebTableInference
PBI_showIncrementalRefreshPolicy
PBI_qnaLiveConnect
PBI_userFavoriteResourcePackagesEnabled
PBI_tenantOutOfBoxVisualsEnabled
PBI_personalVisualizationPaneEnabled

Disabled DirectQuery Options:
TreatHanaAsRelationalSource

Cloud:
GlobalCloud

DPI Scale:
100%

Supported Services:
Power BI