I cannot sign into Folio Builder; "Sign In has failed. [svr.Unknown]". I have tried many of the suggestions I have found on here, from re-downloading to clearing. I have not yet ever used Folio Builder and cannot begin becuase of this problem. Thanks!
Check out this KB article for troubleshooting tips : http://helpx.adobe.com/digital-publishing-suite/kb/error-svr-unknown-f olio-builder.html
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