I've downloaded and installed Eclipse Mars for DSL Developers including Xtext. As I use Eclipse Kepler with the Rational Clearcase SCM Adapter (v.7.5.0), I've downloaded the newest Clearcase SCM Plugin (v.7.6.2) for Mars too. Installation says : "Cannot complete the install because one or more required items could not be found ... Rational ClearCase SCM Adapter 7.6.2.v201309301552 (com.rational.clearcase.feature.group 7.6.2.v201309301552 ..."
I checked the Size of the downloaded archive, everything's fine. Do you have an idea?