I have issue installing LibreOffice 4.1rc

Ubuntu 12.04 with PPA, to use KDE

downloaded pre-release x64 deb

Then, when I try to install 4.1.* branch LibreOffice official packages.

Failed to parse ‘/usr/share/mime/packages/libreoffice4.1.xml’
Errors were encountered while processing: libobasis4.1-kde-integration_4.1.0.1-1_amd64.deb

For Ubuntu, please use the ppas.

For pre-releases (at time of writing: 4.1.*):

For the latest released major series:

For an older series:

Note that SRUs are also preseeded to these PPAs. see also:

Thank you. I will do that.

well, this is not a good solution since I stepped into trap: )( have to install lp-solve manually. packaging bug.