The 1.12.2 Pack

The 1.12.2 Pack offers a unique collection of mods –– and in the optimal way. Your world is your own –– exploring dimensions, performing magic, or building automated tech systems are all possibilities! Playing with friends or alone, it never gets boring.

Featuring a unique collection of mods like AmbientSounds, Galacticraft & ExtraPlanets, Gravitation Suite, Growthcraft, ICBM, Modular Powersuits, Mystcraft, PiP, and Roguelike Dungeons, on top of classics such as IC2, BuildCraft, Twilight Forest, Thermal Expansion, AE2, and their add-ons, you have a lot to expect.

This updated pack is optimized for high-performance & stability, it’it’s configured for balance & customized gameplay experience, and highly maintained, with frequent updates & full support.

With a unique collection of over 200 mods, in-game guides, optimized & configured gameplay, and more surprises, The 1.12.2 Pack strives to provide the best playing experience.

For more info on the pack visit the-1122-pack.com

You are able to report bugs and get support at the-1122-pack.com/bugs

The modpack is also available through CurseForge at the-1122-pack.com/curseforge

Technical notes:

• The recommended RAM allocation for the pack is 5GB

• Computers with only 8GB of RAM: make sure to close any other open browser or major programs while running the pack

• Other technical recommendations are provided in-game with the pack's guide-book

Version 1.5.4

 Posted 4 months ago

More improvements!

Changes:
•• Added Crimson Warfare (which generates Thaumcraft boss structures in the overworld), Sonomagy (a resource pack that enhances Thaumcraft's sounds), and Minor Integrations and Additions (mod integration improvements).
•• More configuration & script improvements: changed the Ichirium dimension ID to prevent overlap with existing Mystcraft ages, enabled Natura's Heatscar Spiders in the Nether, fixed lead/galena ore dictionary overlap, and other minor improvements.
•• Updated 3 mods to their latest versions, with a few useful bug fixes.
•• Added a new featured server to the default server list.

The update is now available under Latest Version in the launcher modpack options, and hopefully soon will be pushed to everyone using Recommended.
Enjoy :)

This is posted by xJon on the official The 1.12.2 Pack - Technic Launcher website
Linked here: https://www.technicpack.net/modpack/the-1122-pack.1406454/changelog

Using Technic:
https://www.technicpack.net/modpack/the-1122-pack.1406454

Using the Technic Launcher, copy and paste the link above or search "The 1.12.2 Pack" in the search bar in the top left of the MODPACKS page.

The page should look like the image below:

All you have to do is click install and after completion, click play! 

Make sure you have at least 5GB of ram configured to Minecraft before launching the pack! (see Adjusting Ram on Technic)

Adjusting Ram On Technic:

In the Technic Launcher, click on Launcher Options on the top right of the launcher shown in the image below:

This should bring up a page that looks like this:
Click on Java Settings shown in the white box below

 The Java Settings page will look like the image below:

Clicking on Memory will bring up a page like this:
Scroll down until you find an amount around the recommended area. (Recommended is 5GB)

If you are running a 64-bit Operating system, make sure you are using 64-bit Java otherwise you cannot allocate the recommended ram. Make sure you have the right version of Java.

You should now be able to boot up The 1.12.2 Pack and play to your hearts desire!

Using CurseForge:
https://www.curseforge.com/minecraft/modpacks/the-1122-pack

Using the CurseForge app, search for The 1.12.2 Pack: Perfectly Complex by the author Jon either in app or on the CurseForge website.

CurseForge App: 

Make sure you have at least 5GB of ram configured to Minecraft before launching the pack! (see Adjusting Ram for CurseForge)

CurseForge Website:

Clicking Install should automatically prompt CurseForge to start the download of The 1.12.2 Pack if you already have CurseForge app installed.

If not, click Get CurseForge App and follow installation instructions,

All you have to do is click install and after completion, click play! 

Adjusting Ram On CurseForge:

In the CurseForge app, open the settings by clicking on the gear icon highlighted below:

This should show a settings menu as shown below, find Minecraft in Game Specific and click on it

This will bring up another menu for Minecraft, scroll down until your find settings shown below which should have a title saying Java Settings, slide the slider until you reach the  area of recommended allocated ram (Recommended is 5GB / 5120MB)

You should now be able launch The 1.12.2 Pack and play to your hearts desire!