For me this happened after using update-manager -d to upgrade to the 12.04 beta, on a stock xubuntu-amd64 which has had ia32-libs installed for binary compatibility with the Android SDK (but otherwise nothing particularly atypical).
For me this happened after using update-manager -d to upgrade to the 12.04 beta, on a stock xubuntu-amd64 which has had ia32-libs installed for binary compatibility with the Android SDK (but otherwise nothing particularly atypical).