Server Help

[Akufen 1]

I just got a server today very bad timing all the updates are messed up and everything so here's the deal my game is

and my server

and I get an error message telling me I need to update server but my server host won't let me delete the 1.7.2.4 that I've installed today so that I can put the hot fix one

any suggestion or pro tip? I need help :/