HTTP Status 500 - Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationException:
type Exception report
message Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationException:
description The server encountered an internal error that prevented it from fulfilling this request.
exception
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationException:
; SQL []; Field 'links' doesn't have a default value; nested exception is java.sql.SQLException: Field 'links' doesn't have a default value
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:973)
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:863)
javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)
javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:108)
你那个t_news表中有个links字段……插入数据的时候没有传值……这个字段是不是不能为空……