Type Exception Report
Description The server encountered an unexpected condition that prevented it from fulfilling the request.
Exception
java.lang.NullPointerException org.bioinfo.web.servlet.CaptchaServer.doPost(CaptchaServer.java:53) org.bioinfo.web.servlet.CaptchaServer.doGet(CaptchaServer.java:37) javax.servlet.http.HttpServlet.service(HttpServlet.java:488) javax.servlet.http.HttpServlet.service(HttpServlet.java:582) 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.