안녕하세요.

MVC 2편 파일 업로드 강의를 수강하는 중 발생하는 문제 질문드립니다.

스프링 버전 문제인가 싶어서, 강사님 프로젝트를 그대로 다운로드해서 빌드했는데도 (2.5.1 버전), 모든 페이지에서 저렇게 에러가 발생합니다.(index페이지만가도) 어떤 부분을 수정해야할까요 ?

2023-07-08 12:06:39.541 INFO 8668 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring DispatcherServlet 'dispatcherServlet'

2023-07-08 12:06:39.542 INFO 8668 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet : Initializing Servlet 'dispatcherServlet'

2023-07-08 12:06:39.543 INFO 8668 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet : Completed initialization in 1 ms

2023-07-08 12:06:39.636 DEBUG 8668 --- [nio-8080-exec-1] o.a.coyote.http11.Http11InputBuffer : Before fill(): parsingHeader: [true], parsingRequestLine: [true], parsingRequestLinePhase: [0], parsingRequestLineStart: [0], byteBuffer.position(): [0], byteBuffer.limit(): [0], end: [728]

2023-07-08 12:06:39.636 DEBUG 8668 --- [nio-8080-exec-1] o.a.coyote.http11.Http11InputBuffer : Received []

2023-07-08 12:06:39.637 DEBUG 8668 --- [nio-8080-exec-1] o.apache.coyote.http11.Http11Processor : Socket: [org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper@240fb734:org.apache.tomcat.util.net.NioChannel@3c42f742:java.nio.channels.SocketChannel[connected local=/0:0:0:0:0:0:0:1:8080 remote=/0:0:0:0:0:0:0:1:53200]], Status in: [OPEN_READ], State out: [OPEN]

2023-07-08 12:06:43.954 DEBUG 8668 --- [nio-8080-exec-2] o.a.coyote.http11.Http11InputBuffer : Before fill(): parsingHeader: [true], parsingRequestLine: [true], parsingRequestLinePhase: [0], parsingRequestLineStart: [0], byteBuffer.position(): [0], byteBuffer.limit(): [0], end: [728]

2023-07-08 12:06:43.955 DEBUG 8668 --- [nio-8080-exec-3] o.a.coyote.http11.Http11InputBuffer : Before fill(): parsingHeader: [true], parsingRequestLine: [true], parsingRequestLinePhase: [0], parsingRequestLineStart: [0], byteBuffer.position(): [0], byteBuffer.limit(): [0], end: [0]

2023-07-08 12:06:43.970 DEBUG 8668 --- [nio-8080-exec-2] o.apache.coyote.http11.Http11Processor : Error parsing HTTP request header

java.io.EOFException: null

at org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.fillReadBuffer(NioEndpoint.java:1345) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.read(NioEndpoint.java:1255) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.coyote.http11.Http11InputBuffer.fill(Http11InputBuffer.java:799) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.coyote.http11.Http11InputBuffer.parseRequestLine(Http11InputBuffer.java:359) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:261) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1707) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) ~[na:na]

at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) ~[na:na]

at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-embed-core-9.0.46.jar:9.0.46]

at java.base/java.lang.Thread.run(Thread.java:834) ~[na:na]

2023-07-08 12:06:43.970 DEBUG 8668 --- [nio-8080-exec-3] o.apache.coyote.http11.Http11Processor : Error parsing HTTP request header