plugins/languages/common/org.eclipse.papyrus.designer.languages.common.base/src/org/eclipse/papyrus/designer/languages/common/base/messages.properties

GenUtils_ElementIsProxy=Referenced element is a proxy
ModelElementsCreator_UnsupportedModelElement=code generator: unsupported model element %s
ProcessWrapper_ERROR_DURING_EXECUTION=error during execution of external command: %s