DaemonUmbra

Is this with Forge's MDK or are you contributing to an existing mod?

You appear to be missing a library. Did you use the Forge installer or are you using a server host that handles installation for you?

You used Forge's installer, right?

When i say "if you use your bat file" I mean if you double click the bat file to run the server, otherwise you're using CMD directly anyway

None, you need to tell CMD to look where the file already is. Edit: Or if you use your .bat file it will automatically be searching the folder that the .bat file is in

User was banned for using a cracked launcher.

When you updated Optifine did you check that you have the compatible Forge version? Diesieben's message was more complex than just "Update Optifine".

1.7.10 is no longer supported on this forum. Please use a modern version to receive support.

1.7.10 is not supported anymore due to its age. Please use a modern version.

If you're using the Forge version of WorldEdit, yes

//wand is WorldEdit, not Forge. As for not being able to build, are you talking about a server or single player?

The mb there is where it is referenced... this is why Mod IDs should NOT be 2 or 3 letters. I had to check below that...

Magic Books appears to be trying to access a server-only library. Edit: Evidently this project has been deleted and replaced with MagicBooks2, which has a fix for this bug.

This one seems to have errored, it's a place to start.

A quick google turns up Gradle's --offline flag, does that do the job for you or have you tried and found it lacking?

You may have a corrupted vanilla jar.

Apparently being thrown from this line. One of your backups has an underscore where it should have a hyphen.

Are you trying to make a launcher for your mod?

Did you reboot your router after forwarding your ports? Might not help but it's worth a try.

Try updating Botania

FTBU is unable to parse something relating to your backups, check their filenames.

Please look into the concept of Sides and consider using a more modern version of Minecraft.

If you are hosting the server on your own PC you should be using "localhost" as the server IP, rather than your public IP

Trying to use Java 7, evidently. Which version was it that Forge switch to J8?

User was banned for using a cracked launcher.