Make sure you have atleast 4GB of Memory allocated to Minecraft.
Technic Launcher -> Launcher Options in the right corner -> Java Settings -> Latest 64Bit -> Set memory to 4gbs or more.
Installing a modpack using the Technic Launcher is easy. If you don't already have the launcher downloaded, visit our download page to get the latest version.
Type in the modpack name (Sky Torch Modpack >.<) or paste the following url into the search box.
Finally, click Install at the bottom right of the launcher after you select Sky Torch Modpack >.< from the list on the left. The launcher will handle everything else!
Make sure you have atleast 4GB of Memory allocated to Minecraft.
Technic Launcher -> Launcher Options in the right corner -> Java Settings -> Latest 64Bit -> Set memory to 4gbs or more.