Error parsing HTTP request header Note: further occurrences of HTTP header parsing errors will be logged at DEBUG level. java.lang.IllegalArgumentException: Request header is too large

Error parsing HTTP request header Note: further occurrences of HTTP header parsing errors will be logged at DEBUG level. java.lang.IllegalArgumentException: Request header is too large

Error parsing HTTP request header
Note: further occurrences of HTTP header parsing errors will be logged at DEBUG level.
java.lang.IllegalArgumentException: Request header is too large

请求头超过tomcat的限制。所以要修改tomcat的server.xml

tomcat7之前小于或等于0代表不限制

之后不可设置0，负数为不限制

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原文地址：https://www.cnblogs.com/zhengyuanyuan/p/9044791.html