Xilinx doesn't want you developing new designs with the 6 series. The VM is really only for people updating old designs. Get a 7 series or later part with Viv

Xilinx doesn't want you developing new designs with the 6 series. The VM is really only for people updating old designs. Get a 7 series or later part with Vivado and your life will be significantly better. Having used both Vivado really is a lot more efficient.