Starting OpenPages Framework Model Generator service from within Windows Services explorer may fail to start.
Windows OS may throw a generic message that service could not be started.
IT Administrators may have accidentally uninstalled JDK 1.5, which is referred by OpenPages Framework Model Generator service
Windows 2003, OpenPages 5.5.2.x
Diagnosing the problem
Check the logs under tomcat directory located under - ..\OpenPages\CommandCenter\apache-tomcat\logs. Logs may indicate that the JDK 1.5 path is missing.
Also check the following .exe file - ..\OpenPages\CommandCenter\apache-tomcat\bin\tomcat5w.exe and open the JAVA tab, which would have the JDK 1.5 path for jvm.dll file.
Resolving the problem
Install JDK 1.5 if it is uninstalled from the system or if the JDK 1.5 is located in a different path then update the JDK 1.5 path in Tomcat as follows -
1) Run the following .exe file - ..\OpenPages\CommandCenter\apache-tomcat\bin\tomcat5w.exe
2) open JAVA tab and ensure that the JDK path is correct.