#Exception in thread main io.javalin.core.util.JavalinBindException Port already in use. Make sure

7 messages · Page 1 of 1 (latest)

cedar zealot
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i tried launvching the game and this showed up
Exception in thread "main" io.javalin.core.util.JavalinBindException: Port already in use. Make sure no other process is using port 443 and try again.
at io.javalin.Javalin.start(Javalin.java:184)
at io.javalin.Javalin.start(Javalin.java:148)
at io.javalin.Javalin.start(Javalin.java:134)
at emu.grasscutter.server.http.HttpServer.start(HttpServer.java:136)
at emu.grasscutter.Grasscutter.main(Grasscutter.java:146)
Caused by: java.io.IOException: Failed to bind to 0.0.0.0/0.0.0.0:443
at org.eclipse.jetty.server.ServerConnector.openAcceptChannel(ServerConnector.java:349)
at org.eclipse.jetty.server.ServerConnector.open(ServerConnector.java:310)
at org.eclipse.jetty.server.AbstractNetworkConnector.doStart(AbstractNetworkConnector.java:80)
at org.eclipse.jetty.server.ServerConnector.doStart(ServerConnector.java:234)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:73)
at org.eclipse.jetty.server.Server.doStart(Server.java:401)
at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:73)
at io.javalin.jetty.JettyServer.start(JettyServer.kt:65)
at io.javalin.Javalin.start(Javalin.java:174)
... 4 more
Caused by: java.net.BindException: Address already in use: bind
at java.base/sun.nio.ch.Net.bind0(Native Method)
at java.base/sun.nio.ch.Net.bind(Net.java:555)
at java.base/sun.nio.ch.ServerSocketChannelImpl.netBind(ServerSocketChannelImpl.java:337)
at java.base/sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:294)
at java.base/sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:89)
at org.eclipse.jetty.server.ServerConnector.openAcceptChannel(ServerConnector.java:344)
... 12 more

round mauve
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Port already in use

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Make sure no other process is using port 443 and try again

cedar zealot
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what does it mean i have nothing else turned on

round mauve
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It means something else is already bound to port 443, such as having multiple grasscutter servers opened at a time

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Close all cmd windows you have open for grasscutter, then go to task manager and end any "Java TM SE Platform Binary" processes in 'Background processes'

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Then start again