Type Exception Report
Message For input string: ""
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
java.lang.NumberFormatException: For input string: "" java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) java.base/java.lang.Long.parseLong(Long.java:702) java.base/java.lang.Long.valueOf(Long.java:1144) uk.ac.kcl.cch.cvma.site.web.RecordServlet.process(RecordServlet.java:37) uk.ac.kcl.cch.cvma.site.web.RecordServlet.doGet(RecordServlet.java:25) javax.servlet.http.HttpServlet.service(HttpServlet.java:621) javax.servlet.http.HttpServlet.service(HttpServlet.java:728) 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.