D4Rds

I solutionated a problem but when y put a mining drill and I put a cobblestone tube in the top the map chrash and i have to erase it because I can´t enter it is technic pack

Hi I have Mac so I download the launcher but when I open it it say to me the action "Run AplleScript can´t be loaded because it can´t be founded so i download the jar one but there are a lots of bugs like sseing behind the floor so... I want to try the mac one Please help me!!! sorry if I don´t write well I am not english.