[exec] FAILURE: Build failed with an exception.
     [exec]
     [exec] * Where:
     [exec] Build file '/Users/rframpton/Projects/Portal/CE/trunk/liferay-portal/modules/frontend/frontend-themes/frontend-themes-admin-web/build.gradle' line: 48
     [exec]
     [exec] * What went wrong:
     [exec] A problem occurred evaluating project ':frontend:frontend-themes:frontend-themes-admin-web'.
     [exec] > No such property: frontendThemesDir for class: com.liferay.gradle.plugins.tasks.CompileThemeTask_Decorated
     [exec]   Possible solutions: frontendThemesWebDir