I think you need check if your CATALINA path is set properly , then clean up your tomcat (ant clean tomcat) and deploy the server and your db again .
-----Original Message----- From: Kausal Malladi [mailto:mkau...@gmail.com] Sent: Saturday, February 02, 2013 11:39 PM To: cloudstack-dev@incubator.apache.org Subject: Build ERROR while installing Management Server of CloudStack Hi, I am following the instructions from this link to install CloudStack. http://incubator.apache.org/cloudstack/develop/environment.html When I try to run the following command while installing Management Server... ant deploydb I am getting the following error. Please help me. [exec] Exception in thread "main" java.lang.NoClassDefFoundError: com/cloud/test/DatabaseConfig [exec] Caused by: java.lang.ClassNotFoundException: com.cloud.test.DatabaseConfig [exec] at java.net.URLClassLoader$1.run(URLClassLoader.java:217) [exec] at java.security.AccessController.doPrivileged(Native Method) [exec] at java.net.URLClassLoader.findClass(URLClassLoader.java:205) [exec] at java.lang.ClassLoader.loadClass(ClassLoader.java:321) [exec] at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294) [exec] at java.lang.ClassLoader.loadClass(ClassLoader.java:266) [exec] Could not find the main class: com.cloud.test.DatabaseConfig. Program will exit. BUILD FAILED Thanks and Regards, -- Kausal Malladi www.kausalmalladi.tk