Couldn't load model schema - oracle db 12

[afterlanding]

Hello, when I try to establish direct query connection with oradb12, I've getting error 'Couldn't load model schema'

If i try to swith to import mode - everything is ok.

How can I solve this problem? 

Logs from Power BI and trace from DB when I get error: https://drive.google.com/open?id=1uoOcJ4g-U7qPzcGGpjM2L40gVDwqlb0Z

Copy from error message:

Spoiler

Feedback Type:
Frown (Error)

Timestamp:
2018-09-07T03:36:42.1815466Z

Local Time:
2018-09-07T10:36:42.1815466+07:00

Session ID:
abb9dd08-b254-4050-97ed-2bb6521f6c7b

Release:
August 2018

Product Version:
2.61.5192.601 (18.08) (x64)

Error Message:
Не удалось загрузить схему модели.

OS Version:
Microsoft Windows NT 10.0.14393.0 (x64 ru-RU)

CLR Version:
4.7 or later [Release Number = 461814]

Peak Virtual Memory:
34.2 GB

Private Memory:
588 MB

Peak Working Set:
719 MB

IE Version:
11.2430.14393.0

User ID:
fdf30d0c-a44f-43f8-b8bf-cc8de10f713f

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

Telemetry Enabled:
False

Model Default Mode:
DirectQuery

Snapshot Trace Logs:
C:\Users\---\AppData\Local\Microsoft\Power BI Desktop\FrownSnapShot1046364451.zip

Performance Trace Logs:
C:\Users\---\AppData\Local\Microsoft\Power BI Desktop\PerformanceTraces.zip

Disabled Preview Features:
PBI_shapeMapVisualEnabled
PBI_newFromWeb
PBI_SpanishLinguisticsEnabled
CustomConnectors
PBI_variationUIChange
PBI_canvasTooltips
PBI_PythonSupportEnabled
PBI_showIncrementalRefreshPolicy
PBI_compositeModels
PBI_DB2DQ

Enabled DirectQuery Options:
PBI_DirectQuery_Unrestricted

Disabled DirectQuery Options:
TreatHanaAsRelationalSource

Cloud:
GlobalCloud

DPI Scale:
100%

Supported Services:
Power BI

Formulas:


section Section1;

shared HWDB_CITY_ZONE_VIEW = let
Источник = Oracle.Database("oradb11p09.group.s7/intranet.orcl", [HierarchicalNavigation=true]),
INTRA = Источник{[Schema="INTRA"]}[Data],
HWDB_CITY_ZONE_VIEW1 = INTRA{[Name="HWDB_CITY_ZONE_VIEW"]}[Data]
in
HWDB_CITY_ZONE_VIEW1;

[v-chuncz-msft]

@afterlanding,

Try to clear permissions in data source settings.

[afterlanding]

Thanks, but it didn't help me.