HTTP Status 500 – Internal Server Error

Type Exception Report

Message Request processing failed; nested exception is java.lang.NullPointerException

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:981)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:860)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:845)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:404)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

java.lang.NullPointerException
	net.roca.web.catalog.services.impl.DesignlineServiceImpl.getDesignlineId(DesignlineServiceImpl.java:182)
	net.roca.website.controllers.ProductDetailsController.createProductDetails(ProductDetailsController.java:76)
	net.roca.web.tiles.preparer.ProductDetailsPreparer.execute(ProductDetailsPreparer.java:28)
	org.apache.tiles.impl.BasicTilesContainer.prepare(BasicTilesContainer.java:599)
	org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:687)
	org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:644)
	org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:627)
	org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:321)
	org.springframework.web.servlet.view.tiles2.TilesView.renderMergedOutputModel(TilesView.java:109)
	org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
	org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1243)
	org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1027)
	org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:971)
	org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893)
	org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:969)
	org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:860)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:845)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:404)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

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

Apache Tomcat/8.5.30