If I left-click and select a missile unit (fig. 1) and then right-click to change facing (fig. 2) I'm still allowed to left-click and shoot before right-clicking and locking in my hex facing change. If I do shoot before locking in the hex facing change (fig. 3) I'm unable to select any of my units. I can end the turn and the AI will move and attack as usual, but I still cannot select any of my units on the following turns. I was able to duplicate this several times...
Figure 1

Figure 2

Figure 3

kilroy