Index: branches/0.7-stable/config/environment.rb
===================================================================
--- branches/0.7-stable/config/environment.rb	(revision 1729)
+++ branches/0.7-stable/config/environment.rb	(working copy)
@@ -35,6 +35,16 @@
   # config.action_controller.session_store = :active_record_store
   config.action_controller.session_store = :PStore
 
+  ## When multiple RoR-apps are running under one domain using different sub-rui's
+  ## make sure you set either session_path (preferred) or session_key to prevent session-mangling
+  #
+  # Modify the following line to make the sessions path-specific instead of domain-specific
+  # config.action_controller.session =  { :session_path => '/suburi' }
+  #
+  # Modify the following line to prefix the sessions with a application-specific key
+  # config.action_controller.session =  { :session_key => 'redmine' }
+  ##
+
   # Enable page/fragment caching by setting a file-based store
   # (remember to create the caching directory and make it readable to the application)
   # config.action_controller.fragment_cache_store = :file_store, "#{RAILS_ROOT}/cache"
Index: trunk/config/environment.rb
===================================================================
--- trunk/config/environment.rb	(revision 1729)
+++ trunk/config/environment.rb	(working copy)
@@ -35,6 +35,16 @@
   # config.action_controller.session_store = :active_record_store
   config.action_controller.session_store = :PStore
 
+  ## When multiple RoR-apps are running under one domain using different sub-rui's
+  ## make sure you set either session_path (preferred) or session_key to prevent session-mangling
+  #
+  # Modify the following line to make the sessions path-specific instead of domain-specific
+  # config.action_controller.session =  { :session_path => '/suburi' }
+  #
+  # Modify the following line to prefix the sessions with a application-specific key
+  # config.action_controller.session =  { :session_key => 'redmine' }
+  ##
+
   # Enable page/fragment caching by setting a file-based store
   # (remember to create the caching directory and make it readable to the application)
   # config.action_controller.fragment_cache_store = :file_store, "#{RAILS_ROOT}/cache"