tekkit classic not working respond quick please

for years ive tried making a tekkit classic server but when i launch itz it gets stuck on Starting and then shuts down its the exact same for my friends help?

my server isnt running on tekkit classic my friends one is and when he tries to start it, it gets stuck on starting it was the same for me until i gave up trying to make a server for the modpack about a year ago

yeah sorry ill get him to