Forum Discussion

Johann_32's avatar
Johann_32
Advocate II
5 years ago

Power BI Dataflow - Error at refresh

Hello,   we are currently setting up our first dataflows in Power BI service. Our datasource is Denodo, via an ODBC connection in the on-premise data gateway.   The connection works fine and we c...
Dataflow
v-robertq-msft's avatar
v-robertq-msft
Community Support
5 years ago

Hi, Johann_32 

According to your error message, I think that you should first check if your gateway has been updated to the latest version.

 

What’s more, the very big amount of data can also be the reason that may lead to the refresh failure, here are some limitations of Power BI dataflow refresh:

More info about Dataflows limitations and considerations

 

After research, I Found that Power bi data flows may use some azure services that we did not previously need to expose for On-Premise gateway servers. This can properly be the reason. In this case, the suggestion would be to raise a Support Request with Microsoft.

https://community.powerbi.com/t5/Community-Blog/How-to-create-a-support-ticket-in-Power-BI/ba-p/683031

https://powerbi.microsoft.com/en-us/support/

 

Here’s a case that discussed about this problem, you can take a look:

https://community.powerbi.com/t5/Power-Query/Dataflow-Refresh-AzureBlobs-failed-to-get-the-response-Unable-to/td-p/565376

 

Best Regards,

Community Support Team _Robert Qin

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