ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<7>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<6>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<5>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<4>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<3>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<2>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<1>>; this signal is connected to multiple drivers.
ERROR:Xst:528 - Multi-source in Unit <Test2> on signal <DATAR<0>>; this signal is connected to multiple drivers.