用的是1.2.1的包，运行无报错，一旦输入/shop服务就崩了，报错如下：
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[INFO] Package: com.mojang.minecraft.dedicatedserver
Version: 1.16.201.2
OS: Windows
Server start: 2021-01-14 22:41:42 й[INFO] at RaiseException (UnknownFile:?)
at _FrameUnwindFilter (UnknownFile:?)
at RtlCaptureContext2 (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
at LogHelp_NoGuiOnAssert (UnknownFile:?)
C:\Users\loop\Desktop\116201121>pause
Press any key to continue . . .
