My server glitching

[ruby turtle]

whenever I join my server, all of it but the block I'm on is air, and i cant do any commands, but here are the logs, which are all errors:

https://docs.google.com/document/d/1gDLgBoqtoGQv68BHWZ_dj1DBscSymu23iRMBZGdQ0u4/edit

[gloomy carbon]

Weird

Did you set your random tick speed to an absurd number?

[ruby turtle]

Ya I did to grow crops, how do I set it back

[ruby turtle]

@gloomy carbon how do I get it back