By default waiting time of BI Connector for response from MicroStrategy Server is set to be 5 minutes. If the response is not received within this specified time, BI Connector will throw time-out error.
If your execution of report will take longer time, you can increase this time out period by following the below steps.
HTTP Timeout Settings
Step 1: Launch Tableau. Select Web Data Connector from the list of Connectors and enter the URL as http://localhost:9000/ or replace IP and port numbered with the one that you configured after installation.
Step 2: BI Connector Web Data Connector page will be loaded. Click on Advanced Settings option.
Step 3: Click on Custom http timeout in minutes checkbox to enable it and in the box, type the number of minutes that you want to wait for response from MSTR Server and then click Save.
NOTE: The default timing is 5 minutes.