kunden-login /data/kunden-login.org # merb
Loading init file from /data/kunden-login.org/config/init.rb
Loading /data/kunden-login.org/config/environments/development.rb
 ~ Connecting to database...
 ~
 ~ FATAL: The file dm-serializer was not found
 ~
kunden-login /data/kunden-login.org # gem list

*** LOCAL GEMS ***

abstract (1.0.0)
addressable (2.0.1)
data_objects (0.9.9)
diff-lcs (1.1.2)
dm-adjust (0.9.8)
dm-aggregates (0.9.8)
dm-ar-finders (0.9.8)
dm-cli (0.9.8)
dm-constraints (0.9.8)
dm-core (0.9.8)
dm-couchdb-adapter (0.9.8)
dm-ferret-adapter (0.9.8)
dm-is-list (0.9.8)
dm-is-nested_set (0.9.8)
dm-is-remixable (0.9.8)
dm-is-searchable (0.9.8)
dm-is-state_machine (0.9.8)
dm-is-tree (0.9.8)
dm-is-versioned (0.9.8)
dm-is-viewable (0.9.8)
dm-migrations (0.9.8)
dm-more (0.9.8)
dm-observer (0.9.8)
dm-querizer (0.9.8)
dm-rest-adapter (0.9.8)
dm-serializer (0.9.8)
dm-shorthand (0.9.8)
dm-sweatshop (0.9.8)
dm-tags (0.9.8)
dm-timestamps (0.9.8)
dm-types (0.9.8)
dm-validations (0.9.8)
do_postgres (0.9.9)
erubis (2.6.2)
extlib (0.9.9)
fbettag-admin-slice (1.0.6.1)
fbettag-dns-slice (1.0.6.1)
ferret (0.11.6)
haml (2.0.6)
highline (1.5.0)
json_pure (1.1.3)
mailfactory (1.4.0)
merb-action-args (1.0.6.1)
merb-assets (1.0.6.1)
merb-auth (1.0.6.1)
merb-auth-core (1.0.6.1)
merb-auth-more (1.0.6.1)
merb-auth-slice-password (1.0.6.1)
merb-cache (1.0.6.1)
merb-core (1.0.6.1)
merb-exceptions (1.0.6.1)
merb-gen (1.0.6.1)
merb-haml (1.0.6.1)
merb-helpers (1.0.6.1)
merb-mailer (1.0.6.1)
merb-more (1.0.6.1)
merb-param-protection (1.0.6.1)
merb-slices (1.0.6.1)
merb_datamapper (1.0.6.1)
mime-types (1.15)
ParseTree (3.0.2)
rack (0.4.0)
rake (0.8.3)
randexp (0.1.4)
rspec (1.1.11)
ruby2ruby (1.2.1)
RubyInline (3.8.1)
sexp_processor (3.0.0)
templater (0.5.0)
thor (0.9.9)
ZenTest (3.11.0)