Hi..
When i try to place the SMD & Through hole components inside my board, the components pin nets are not get enabled, also yellow colour mark outline is also get marked on corresponding pin.
The image link is attached below:
http://s30.postimg.org/uda0iwxwh/Error_Message_42.png .
Then i had tried to update the netlist also, not succeeded . On the constraint manager also the nets not enabled.