[RCP] "org.eclipse.ui.ide.workbench" could not be found in the registry

product를 설정하고 eclipse product를 실행하거나 export한후 실행하면
아래와 같은 로그를 남기고 실행 안되는 경우가 생기는데..

!SESSION 2011-10-18 13:45:09.194 -----------------------------------------------

eclipse.buildId=unknown

java.version=1.6.0_27

java.vendor=Sun Microsystems Inc.

BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=ko_KR

Command-line arguments:  -os win32 -ws win32 -arch x86 -clean

!ENTRY org.eclipse.osgi 4 0 2011-10-18 13:45:10.423

!MESSAGE Application error

!STACK 1

java.lang.RuntimeException: Application "org.eclipse.ui.ide.workbench" could not be found in the registry. The applications available are: org.eclipse.ant.core.antRunner, org.eclipse.equinox.app.error.

at org.eclipse.equinox.internal.app.EclipseAppContainer.startDefaultApp(EclipseAppContainer.java:248)

at org.eclipse.equinox.internal.app.MainApplicationLauncher.run(MainApplicationLauncher.java:29)

at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)

at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)

at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)

at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)

at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)

at org.eclipse.equinox.launcher.Main.run(Main.java:1410)

이런경우에는 product설정 파일의 "Dependencies"에  "org.eclipse.ui.ide.workbench" 플러그인을
추가해줘야 한다. 추가한 후에는 당연 "Add Required Plug-ins" 해준다.