Redmine

When I wanted to upgrade my servewr redmine faied to upgrad. And now when I try it again I get everytime thiserror messages:

apt-get install -f
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Setting up redmine (2.2.2+dfsg1-1~precise+1) ...
dbconfig-common: writing config to /etc/dbconfig-common/redmine/instances/default.conf

Creating config file /etc/redmine/default/database.yml.new with new version
dbconfig-common: flushing administrative password
/usr/lib/ruby/1.9.1/rake/version.rb:2: warning: already initialized constant VERSION
/usr/lib/ruby/1.9.1/rake/version.rb:5: warning: already initialized constant MAJOR
/usr/lib/ruby/1.9.1/rake/version.rb:5: warning: already initialized constant MINOR
/usr/lib/ruby/1.9.1/rake/version.rb:5: warning: already initialized constant BUILD
/usr/lib/ruby/1.9.1/rake/version.rb:6: warning: already initialized constant NUMBERS
/usr/lib/ruby/1.9.1/rake.rb:27: warning: already initialized constant RAKEVERSION
/usr/lib/ruby/1.9.1/rake/early_time.rb:17: warning: already initialized constant EARLY
/usr/lib/ruby/vendor_ruby/rake/alt_system.rb:32: warning: already initialized constant WINDOWS
/usr/lib/ruby/1.9.1/rake/application.rb:31: warning: already initialized constant DEFAULT_RAKEFILES
WARNING: Possible conflict with Rake extension: String#ext already exists
WARNING: Possible conflict with Rake extension: String#pathmap already exists
/usr/lib/ruby/1.9.1/rake/task_arguments.rb:77: warning: already initialized constant EMPTY_TASK_ARGS
/usr/lib/ruby/vendor_ruby/rake/invocation_chain.rb:49: warning: already initialized constant EMPTY
/usr/lib/ruby/vendor_ruby/rake/file_utils.rb:9: warning: already initialized constant RUBY
/usr/lib/ruby/vendor_ruby/rake/file_utils.rb:86: warning: already initialized constant LN_SUPPORTED
/usr/lib/ruby/vendor_ruby/rake/file_utils_ext.rb:16: warning: already initialized constant DEFAULT
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:44: warning: already initialized constant ARRAY_METHODS
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:47: warning: already initialized constant MUST_DEFINE
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:51: warning: already initialized constant MUST_NOT_DEFINE
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:55: warning: already initialized constant SPECIAL_RETURN
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:61: warning: already initialized constant DELEGATING_METHODS
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:364: warning: already initialized constant DEFAULT_IGNORE_PATTERNS
/usr/lib/ruby/vendor_ruby/rake/file_list.rb:370: warning: already initialized constant DEFAULT_IGNORE_PROCS
/usr/lib/ruby/1.9.1/rake.rb:68: warning: already initialized constant FileList
/usr/lib/ruby/1.9.1/rake.rb:69: warning: already initialized constant RakeFileUtils
rake aborted!
stack level too deep

(See full trace by running task with --trace)
dpkg: error processing redmine (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 redmine
E: Sub-process /usr/bin/dpkg returned an error code (1)

Anyone canhelpme with this problem?