This rebuild has to take place after the xorg-x11-server rebuild. Marked dependency as 'depends on' rather than 'blocks'.
Fixed in tigervnc-1.3.1-1.el7.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.