Gitolite push error for gitolite-admin

Gitolite push error for gitolite-admin

When i try to push the repository gitolite-admin it gives me below error
Counting objects: 7, done.
Delta compression using up to 2 threads.
Compressing objects: 100% (3/3), done.
Writing objects: 100% (4/4), 360 bytes | 0 bytes/s, done.
Total 4 (delta 1), reused 0 (delta 0)
error: unpack failed: unpack-objects a bnormal exit
To http://server.name/git/gitolite-admin.git
! [remote rejected] master -> master (n/a (unpacker error))
error: failed to push some refs to
'http://server.name/git/gitolite-admin.git'
Below is my apache log
[Mon Sep 02 08:39:50 2013] [error] [client ] error: insufficient
permission for adding an object to repository database ./objects
[Mon Sep 02 08:39:50 2013] [error] [client ] fatal: failed to write object
Your Help would be appreciated
Thanks