HTTP Status 400 – Bad Request


Type Exception Report

Message Invalid character found in the request target [/search/?q=%E5%BE%A1%E6%AE%BF%E5%A0%B4%E5%B8%82%E5%AF%8C%E5%A3%AB%E5%B1%B1%E7%81%AB%E5%B1%B1%E9%98%B2%E7%81%BD%E3%83%9E%E3%83%83%E3%83%97[%E6%A6%82%E8%A6%81%E9%9D%A2](PDF%E3%83%87%E3%83%BC%E3%82%BF:3MB)]. The valid characters are defined in RFC 7230 and RFC 3986

Description The server cannot or will not process the request due to something that is perceived to be a client error (e.g., malformed request syntax, invalid request message framing, or deceptive request routing).

Exception

java.lang.IllegalArgumentException: Invalid character found in the request target [/search/?q=%E5%BE%A1%E6%AE%BF%E5%A0%B4%E5%B8%82%E5%AF%8C%E5%A3%AB%E5%B1%B1%E7%81%AB%E5%B1%B1%E9%98%B2%E7%81%BD%E3%83%9E%E3%83%83%E3%83%97[%E6%A6%82%E8%A6%81%E9%9D%A2](PDF%E3%83%87%E3%83%BC%E3%82%BF:3MB)]. The valid characters are defined in RFC 7230 and RFC 3986
	org.apache.coyote.http11.Http11InputBuffer.parseRequestLine(Http11InputBuffer.java:490)
	org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:261)
	org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
	org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.base/java.lang.Thread.run(Thread.java:829)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/9.0.41