HTTPステータス 500 – Internal Server Error


タイプ 例外報告

メッセージ java.lang.NullPointerException

説明 サーバーは予期しない条件に遭遇しました。それはリクエストの実行を妨げます。

例外

javax.servlet.ServletException: java.lang.NullPointerException
	org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:286)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:656)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:765)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	jp.co.tjk.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:169)

根本原因

java.lang.NullPointerException
	jp.co.tjk.plazanorth.workRetrieval.workRetrievalHumorAction.execute(workRetrievalHumorAction.java:330)
	org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
	org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
	org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
	org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)
	org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)
	org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
	org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
	org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:449)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:656)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:765)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	jp.co.tjk.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:169)

注意 原因のすべてのスタックトレースは、サーバのログに記録されています。


Apache Tomcat/8.5.85