HTTP Status 400 – Bad Request


Type Exception Report

Message Invalid character found in the request target [/s/article?wd=%E6%9D%8F%E5%BD%A9%E5%BD%A9%E7%A5%A8%E5%AE%89%E5%8D%93%E5%AE%A2%E6%88%B7%E7%AB%AF%E3%80%90%E2%94%8B%E7%BB%99%E5%8A%9B46%E2%92%8B1%E2%92%8D85[%E6%89%A3%E3%80%93%E3%80%91&button=%E6%8F%90%E4%BA%A4 ]. 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/article?wd=%E6%9D%8F%E5%BD%A9%E5%BD%A9%E7%A5%A8%E5%AE%89%E5%8D%93%E5%AE%A2%E6%88%B7%E7%AB%AF%E3%80%90%E2%94%8B%E7%BB%99%E5%8A%9B46%E2%92%8B1%E2%92%8D85[%E6%89%A3%E3%80%93%E3%80%91&button=%E6%8F%90%E4%BA%A4 ]. The valid characters are defined in RFC 7230 and RFC 3986
	org.apache.coyote.http11.Http11InputBuffer.parseRequestLine(Http11InputBuffer.java:509)
	org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:513)
	org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:882)
	org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1647)
	org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
	org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
	org.apache.tomcat.util.threads.TaskThread$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/8.5.79