During the development process, add debugging information to the isInPlotWorld block. Forgetting to delete the debugging information may cause the frequency to be swiped in the background of the server in the PlotSquared world!!
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開發過程在 isInPlotWorld 區塊加入除錯訊息，忘記刪除除錯訊息可能導致在 PlotSquared 世界中，會於服務器端後台刷頻!!