"Something went wrong" after adding a new database from a .xls file

[david_looker]

Hello community! I need your help to resolve a problem with conect a new database as .xls file. I also have the same problem with connect data from google sheets. Sometimes when I try to do it, the google connectors menu get automatically close. When I select Microsoft Excel as connector, upload the source and select the button "Add", the work seems to be done but it shows "Something went wrong". 

Here is the evidence: