Are you using the correct launcher for the pack you’ve chosen? If you’re not sure what’s going on, please take a screenshot of the error you see when you attempt to connect to your server and submit it to our team via support ticket.A great first step to deciphering server troubles is to first check your server’s console (located within your Multicraft control panel).Your console is often where you’ll see any informative messages or errors that can help you resolve whatever may be preventing your server from starting.If you’re not comfortable checking the console or you’re just not sure what’s going on, feel free to stop your server and open a ticket with our modpacks department. Unfortunately, we do not include automatic modpack installation with the Budget servers. With our Budget servers, you have a few options: If you purchase "Extended Support" or the "Modpack Installation" addon, please be sure to open a ticket with us and let us know what exact modpack you want.There are several reasons you could be having trouble.If you want to restore your Minecraft installation to a previous version, you need the original file (of the version you like to roll back to) which was downloaded by the Launcher.
If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. If you’d like any optional mods added, if applicable, let us know that too! Be sure to provide a link to the pack you’d like and let us know what version you’d prefer.It's recommend to create a subfolder which is named with the version which you are backing up, for example "1.2.5".If you already have the of the previous version (or Pre-Release), you just need to replace the in the .minecraft/bin folder with your backed up version.