"Watchdog Error" for Server

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    Hello aternos users or staffs! :aternos:

    I Want ask/get help or other things for this.
    I Am having some issues while opening my server.

    Problem:

    Normally it was on 1.16.5, after i need update it to 1.17.1
    I Changed back to 1.16.5 and it gives Watchdog error and shutdowns server.

    Logs: https://mclo.gs/XetmeRr
    Also, i changed the PaperMC and others. I Deleted lot plugins and nothing is blocking :/

    Please help :)


    [I Need bit fast help because lot of my smp members waiting, thank you.]

    Edited once, last by DevDudez ().