Error 'Couldn't load the data for this visual' w/ Measures from DirectQuery for SAP BW (Bex Query)

Hello, i got the same issue.

If it would be helpful, find the log bellow and mention files could be downloaded here: 

frownsnapshot: https://ulozto.cz/!6ERsX3GOMUCd/frownsnapshot1472194668-zip

performance traces: https://ulozto.cz/!xitHmAYejlAs/performancetraces-zip

Feedback Type:
Frown (Error)

Timestamp:
2017-08-04T07:51:46.2307497Z

Local Time:
2017-08-04T09:51:46.2307497+02:00

Product Version:
2.48.4792.721 (PBIDesktop) (x64)

Release:
July 2017

IE Version:
11.1480.14393.0

OS Version:
Microsoft Windows NT 10.0.14393.0 (x64 cs-CZ)

CLR Version:
4.6.2. or later [Release Number = 394802]

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

Peak Working Set:
408 MB

Private Memory:
316 MB

Peak Virtual Memory:
33.8 GB

Error Message:
V jednom nebo víc polích je chyba: (Klíčové hodnoty) Hodnota netto: Nejde najít zdroj dat ve funkci EXTERNALEXPRESSION.

User ID:
b65cc189-cdcd-4ee1-94cb-8b619eda4511

Session ID:
dc4b481f-ddec-4288-8b01-938af34a7b8b

Telemetry Enabled:
True

Model Default Mode:
DirectQuery

Snapshot Trace Logs:
C:\Users\hrabinaj\AppData\Local\Microsoft\Power BI Desktop\FrownSnapShot1472194668.zip

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

Enabled Preview Features:
PBI_shapeMapVisualEnabled
PBI_EnableReportTheme
PBI_numericSlicerEnabled
PBI_PbiServiceLiveConnect
PBI_daxTemplatesEnabled
CustomConnectors

Disabled Preview Features:
PBI_SpanishLinguisticsEnabled

Enabled DirectQuery Options:
PBI_DirectQuery_Unrestricted

Cloud:
GlobalCloud

ID aktivity:
null

Čas:
Fri Aug 04 2017 09:47:22 GMT+0200 (Střední Evropa (letní čas))

Client Error Code:
Missing_References

DPI Scale:
100%

Supported Services:
Power BI

Formulas:

section Section1;

shared Cube = let
Zdroj = SapBusinessWarehouse.Cubes("192.168.30.24", "00", "100", [ScaleMeasures=false]),
#"$INFOCUBE" = Zdroj{[Name="$INFOCUBE"]}[Data],
#"$/IMO/V_SD30" = #"$INFOCUBE"{[Id="$/IMO/V_SD30"]}[Data],
#"Přidané položky" = Cube.Transform(#"$/IMO/V_SD30",
{
}),
AddUniqueIds = let
NewDimensions = Table.TransformColumns(Cube.Dimensions(#"Přidané položky"),
{
"Data",
(dimTable) => List.Accumulate(
Table.ColumnNames(dimTable),
dimTable,
(table, column) => Table.AddColumn(table, column & ".UniqueId", each Cube.AttributeMemberId(Record.Field(_, column)))
)
}),
NewCube = Cube.ReplaceDimensions(#"Přidané položky", NewDimensions)
in
NewCube
in
AddUniqueIds;