All technical questions about any Apache project should go to the
relevant project's mailing lists:
http://hadoop.apache.org/mailing_lists.html
http://www.apache.org/foundation/mailinglists.html
Almost all Apache projects have a "dev@" mailing list, just like this
project does, where you can
Check the folder the file is in. Normally you will find the same file name with
a prefix of ~ added. the other file name is how Open office knows it was being
edited. You have 2 choices: 1) Open the file with the ~ prefix – this should
contain some of the changes made during the last edit