Stored procedure execution when desktop is opened

Hi

I have a strnage behaviuos of PBI desktop. I have all set up to import queries. one table is populated via stored procedure. The strange thing is i see when i open powerbi desktop on sql server side i see that stored procedure is executed. and it is executed 2 times and 2 instances of this procedure is running that makes sql server practicaly unavailable? 

Pls help to find this issue.