This new version is updated to the latest Minecraf version of 1.11.2. (Please be careful when selecting the 'Think Big Core' creative tab, it will cause the game to freeze.) This is a bug with the mod and not the modpack.
Build All You Want Pack was updated to version 2.5 7 years ago
Updated to Version 2.0 for 1.10.2 with no lag spikes that I'm aware of