descriptionThe server encountered an internal error () that prevented it from fulfilling this request.
exception
java.io.IOException: Cannot run program "whois": java.io.IOException: error=24, Too many open files
java.lang.ProcessBuilder.start(ProcessBuilder.java:475)
java.lang.Runtime.exec(Runtime.java:610)
java.lang.Runtime.exec(Runtime.java:448)
java.lang.Runtime.exec(Runtime.java:345)
whois.WhoisServlet.doGet(WhoisServlet.java:33)
javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
root cause
java.io.IOException: java.io.IOException: error=24, Too many open files
java.lang.UNIXProcess.<init>(UNIXProcess.java:164)
java.lang.ProcessImpl.start(ProcessImpl.java:81)
java.lang.ProcessBuilder.start(ProcessBuilder.java:468)
java.lang.Runtime.exec(Runtime.java:610)
java.lang.Runtime.exec(Runtime.java:448)
java.lang.Runtime.exec(Runtime.java:345)
whois.WhoisServlet.doGet(WhoisServlet.java:33)
javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
noteThe full stack trace of the root cause is available in the Apache Tomcat/7.0.21 logs.