HTTP Status 400 鈥 Bad Request


Type Exception Report

Message Invalid character found in the request target [/?s=%E6%9D%8F%E5%BD%A9%E6%9C%80%E6%96%B0%E7%89%88%E6%9C%AC%E4%B8%8B%E8%BD%BD%E5%AE%89%E8%A3%85%E4%B8%80%E3%80%90%E2%94%8B%E5%B8%82%E5%9C%BA%E9%83%A8217%E2%92%8B31[%E6%89%A3]%E3%80%93%E3%80%91 ]. 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 [/?s=%E6%9D%8F%E5%BD%A9%E6%9C%80%E6%96%B0%E7%89%88%E6%9C%AC%E4%B8%8B%E8%BD%BD%E5%AE%89%E8%A3%85%E4%B8%80%E3%80%90%E2%94%8B%E5%B8%82%E5%9C%BA%E9%83%A8217%E2%92%8B31[%E6%89%A3]%E3%80%93%E3%80%91 ]. The valid characters are defined in RFC 7230 and RFC 3986
	org.apache.coyote.http11.Http11InputBuffer.parseRequestLine(Http11InputBuffer.java:494)
	org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:269)
	org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1723)
	org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.lang.Thread.run(Thread.java:748)

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


Apache Tomcat/9.0.50