Maybe helpful or not, when I updated recently to splunk_app_db_connect v3.9.0 I was getting connection errors, before updating all was working. I do use SSL connection and I'm connecting to MySQL on RHEL node so not exactly your setup. To get it working after updating db_connect to v3.9.0 I had to update my MySQL driver to restore connectivity.  Might be worth checking the driver versions you have and see if it needs updating; Splunk base has an add-on for "Splunk DBX Add-on for Microsoft SQL Server JDBC" which is at version 1.1.0.  ... View more

I seem to be facing the same issue with v2.7.0 of the add-on, any resolution as i tried encrypted (preferred) and unencrypted but get the same error (restarted Splunk when changing the setting). With a browser I've test credential, I can login in without issues. I am using an LDAP account so I do have to put user name with sid@domain if that matters.  [ip address] username=<removed> password=<removed> verify=True cert_path=/opt/splunk/etc/apps/TA_EMC-Isilon/local/isilon.pem index=<removed> and tried  [ip address] username=<removed> password=<removed> verify=False cert_path=/opt/splunk/etc/apps/TA_EMC-Isilon/local/isilon.pem index=<removed> ... View more