Certainly try the smc reset. A fresh reinstall may be useful too. Make sure to remove all supporting files also. Here is a complete list (from direct download not Steam)
Originally Posted by donworth
/Applications/The Lord of the Rings Online™.app
~/Library/Saved Application State/com.turbine.lotroclient.savedS tate
~/Library/Saved Application State/com.turbine.LotroLauncher.save dState
You may want to hold onto the com.turbine.lotroclient in case it does't help then at least you can replace it with the key settings.
[I]Gaspard Strongpole[/I] - Hunter on [B]Eldar[/B] : [COLOR="#FF0000"]Mac Player[/COLOR] - iMac/27-inch, Late 2013/ 3.4 GHz Intel Core i5/ 8 GB 1600 MHz DDR3/ NVIDIA GeForce GTX 780M 4096 MB/OS X 10.10.5