错误R10（启动超时） - ＆GT; Web流程未能在启动Java的90秒内绑定到$端口

Question

我将Bot的.jar文件上传到Heroku。一切都应尽可能地工作。然后，应用程序分解，一切都停止工作。

应用日志

heroku[web.1]: Starting process with command `java $JAVA_OPTS -jar target/DiscordBot-1.0-SNAPSHOT-jar-with-dependencies.jar -Dserver.port=43997`
app[web.1]: Setting JAVA_TOOL_OPTIONS defaults based on dyno size. Custom settings will override them.
app[web.1]: Picked up JAVA_TOOL_OPTIONS: -Xmx300m -Xss512k -XX:CICompilerCount=2 -Dfile.encoding=UTF-8 
app[web.1]: [main] INFO net.dv8tion.jda.api.JDA - Login Successful!
app[web.1]: [JDA MainWS-ReadThread] INFO net.dv8tion.jda.internal.requests.WebSocketClient - Connected to WebSocket
app[web.1]: [JDA MainWS-ReadThread] INFO net.dv8tion.jda.api.JDA - Finished Loading!
heroku[web.1]: Error R10 (Boot timeout) -> Web process failed to bind to $PORT within 90 seconds of launch
heroku[web.1]: Stopping process with SIGKILL
heroku[web.1]: Process exited with status 137

procfile

web: java $JAVA_OPTS -jar target/DiscordBot-1.0-SNAPSHOT-jar-with-dependencies.jar -Dserver.port=$PORT

application.properties

server.port=${PORT:8080}

Answer 1

工人：java -jar target/discordbot-1.0-snapshot-jar-jar-with-with-with-with intedencies.jar

没有 server.port.port = $ {port：8080} application.properties