[11:29:36 INFO]: [STDERR]: java.awt.AWTError: Assistive Technology not found: org.GNOME.Accessibility.AtkWrapper
[11:29:36 INFO]: [STDERR]:      at java.awt.Toolkit.loadAssistiveTechnologies(Toolkit.java:807)
[11:29:36 INFO]: [STDERR]:      at java.awt.Toolkit.getDefaultToolkit(Toolkit.java:886)
[11:29:36 INFO]: [STDERR]:      at javax.swing.UIManager.getSystemLookAndFeelClassName(UIManager.java:611)
[11:29:36 INFO]: [STDERR]:      at net.minecraft.server.v1_15_R1.ServerGUI.a(ServerGUI.java:45)
[11:29:36 INFO]: [STDERR]:      at net.minecraft.server.v1_15_R1.DedicatedServer.bc(DedicatedServer.java:506)
[11:29:36 INFO]: [STDERR]:      at net.minecraft.server.v1_15_R1.MinecraftServer.main(MinecraftServer.java:1375)
[11:29:36 INFO]: [STDERR]:      at org.bukkit.craftbukkit.Main.main(Main.java:244)
[11:29:36 INFO]: [STDERR]:      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[11:29:36 INFO]: [STDERR]:      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[11:29:36 INFO]: [STDERR]:      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[11:29:36 INFO]: [STDERR]:      at java.lang.reflect.Method.invoke(Method.java:498)
[11:29:36 INFO]: [STDERR]:      at io.papermc.paperclip.Paperclip.main(Paperclip.java:54)
[11:29:36 INFO]: Stopping server
2020-01-22 11:29:36,274 Thread-2 WARN Unable to register Log4j shutdown hook because JVM is shutting down. Using SimpleLogger