And the issue has been solved
I recently updated the modpack to 1.0.0 but somehow the tekkit doesn't want to download a few files
Have I gone too far? was updated to version 1.0.0 9 years ago
Have I gone too far? was updated to version 0.0.2 9 years ago
Have I gone too far? was updated to version 0.0.1 9 years ago