Libreofice crashes at start

Libreofice crashes on start-up with this error message:

class ‘OSError’>: libvoikko.so.1: cannot open shared object file: No such file or directory, traceback follows
/usr/lib/python3.4/ctypes/init.py:351 in function init() [self._handle = _dlopen(self.name, mode)]
/home/nicholas/.config/libreoffice/4/user/uno_packages/cache/uno_packages/lu1xwlms.tmp
/voikko-laaja.oxt/pythonpath/libvoikko.py:212 in function _getLib() [return CDLL(fileName)]
/home/nicholas/.config/libreoffice/4/user/uno_packages/cache/uno_packages/lu1xwlms.tmp
/voikko-laaja.oxt/pythonpath/libvoikko.py:388 in function __libForSupportedLanguages() [lib = Voikko._getLib()]
/home/nicholas/.config/libreoffice/4/user/uno_packages/cache/uno_packages/lu1xwlms.tmp
/voikko-laaja.oxt/pythonpath/libvoikko.py:411 in function listSupportedSpellingLanguages() [lib = Voikko._libForSupportedLanguages()]
/home/nicholas/.config/libreoffice/4/user/uno_packages/cache/uno_packages/lu1xwlms.tmp
/voikko-laaja.oxt/pythonpath/VoikkoHandlePool.py:373 in function _getSupportedLocalesForOperation() [languages = localeOperation(self.getDictionaryPath())]
/home/nicholas/.config/libreoffice/4/user/uno_packages/cache/uno_packages/lu1xwlms.tmp
/voikko-laaja.oxt/pythonpath/VoikkoHandlePool.py:379 in function getSupportedSpellingLocales() [return self.__getSupportedLocalesForOperation(self._supportedSpellingLocales, Voikko.listSupportedSpellingLanguages)]
/home/nicholas/.config/libreoffice/4/user/uno_packages/cache/uno_packages/lu1xwlms.tmp
/voikko-laaja.oxt/pythonpath/SpellChecker.py:37 in function getLocales() [return VoikkoHandlePool.getInstance().getSupportedSpellingLocales()]

I am running Ubuntu 14.05 (English) on all LibreOfice components and this happened after installing Finnish spell checker, hyphenator and grammar checker for LibreOffice. I already tried removing and reinstalling LibreOfice.