DPA is a web-based application written in Java. It therefore needs a Java Virtual Machine (i.e. a JRE or JDK) in order to run. When DPA starts up the first time, it searches for a JRE or JDK that is already installed on the server.
Note: This typically does not happen on Windows, Linux or Solaris since DPA ships with the appropriate JRE.
If DPA did not find a JRE or JDK version 1.5 or higher perform the following steps to complete the DPA installation: