I am using Tableau Server 10.2 version and my workbook have live connection with SQL Server 2008.
When i open the workbook multiple times with different window, Sometime its opening properly and in some cases it's throwing error "The semaphore timeout period has expired".
Please find attached Screen shot for the same.
If anyone having solution for this error then please post it here.
Thanks in Advance.
This appears to be a non-Tableau issue.
For the one who is following this thread, After Upgrading tableau server to 2018.1 version it got re-solved.
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