can't open default minecraft launcher when i have a modpack running

The mod may run with less RAM allocated if your computer is limited on RAM, but performance (especially render distance) will be limited, and you risk experiencing 'Minecraft has run out of memory' crashes.A computer with 4GB of RAM or more is recommended. The mod requires that Minecraft have at least 2GB of RAM allocated in order to run. However, you will need to download and install Java in order to run the Forge installer. Minecraft comes bundled with its own version of Java, so the game doesn't need Java to run per se. If you're buying or building a new computer to run the mod, prioritize CPU specs over GPU specs, as a fast CPU paired with even the integrated graphics will run the mod much faster than a mediocre CPU paired with a fast GPU.See Help/Optimizing Performance for what you can do. If your game has lag spikes, your CPU may be overheating.The mod can be run successfully on most mid-to-high end laptops, but overheating may become an issue. In order to run the mod, it is recommended to have at least the following PC specs:Īll else being equal, a desktop will generally run the mod better than a laptop, and is easier to upgrade should the need arise. The four major components of any computer are the CPU (central processing unit), the GPU (graphics processing unit), RAM (random access memory), and hard drive.

If you bought your computer within the past five or so years it is very likely safe to skip this section for now.

Can't open default minecraft launcher when i have a modpack running