ERROR
Getting Automation error (-2147023071, 80070721) A security package specific error occurred when launching Synergize client application [Synergize Explorer, Synergize Indexing]
ERROR MESSAGE
Automation error (-2147023071, 80070721) A security package specific error occurred
ERROR DETAILS
An application calls CreateObject to activate a COM+ component or a DCOM server component which is running on a remote machine. The call to the CreateObject fails with the error 80070721 which translates to "A security package specific error occurred."
RESOLUTION
Registering the following SPN's should workaround the issue:
setspn -A Synergize/<Synergize Server Name> <Domain Name>\<Synergize Service Account>
setspn -A Synergize/<Synergize Server FQDN> <Domain Name>\<Synergize Service Account>
*Run these on Domain server.
FQDN =Fully Qualified Domain Name ie ApplicationServer.MyDomain.com
Setspn.exe is included in the Microsoft Windows Server Support Tools.