VERIFIED SOLUTION i
Product Feature: Design Studio
[CANTOPEN] Unable to open: access library. Unknown server type or type not supported on this platform error comes up when a plan is exported and imported from a Test Sever to Production Server.
Such an issue comes up when the source/sink database name and connections details are different in Test and Production Server.
ResolutionUPDATED: October 16, 2017
Change the Base View details to match with those of the Production Server.