问题 ]1.16.5 Forge模组开发问题

[ChampionZone]

Minecraft Forge 1.16.5
使用Java Swing做了一个窗口，测试能用，在Mod里就用不了，有报错。
报错：

java.awt.HeadlessException
[20:13:04] [AWT-EventQueue-0/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:204)
[20:13:04] [AWT-EventQueue-0/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.awt.Window.<init>(Window.java:536)
[20:13:04] [AWT-EventQueue-0/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.awt.Frame.<init>(Frame.java:420)
[20:13:04] [AWT-EventQueue-0/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1052]:     at java.awt.Frame.<init>(Frame.java:385)
[20:13:04] [AWT-EventQueue-0/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1052]:     at javax.swing.JFrame.<init>(JFrame.java:189)
[20:13:04] [AWT-EventQueue-0/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1052]:     at top.infinityorigin.IlIlIlIlIlIIlIIIIIllllIlIlIlI.InfinityOriginLogin.<init>(InfinityOriginLogin.java:24)

窗口类：

import net.minecraft.client.Minecraft;import net.minecraft.client.main.Main; - Pastebin.com

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主类：

import net.minecraft.block.Block;import net.minecraft.block.Blocks;import ne - Pastebin.com

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求解，或者有无大佬能给出在Forge 1.16.5环境下使用健全Swing的方法。Forge版本：36.2.42。