add possible issue solution to readme + fix default db config

README.md

@@ -116,12 +116,21 @@ The following files must be filled with the correct configuration to allow FabMa
 
 ## 4. Know issues
 
-  If you encounter a problem with bundler (unable to run `$ rails c` or `$ rails g`), you can fix it running the following commands:
-
-	$ bundle pack
-	$ bundle install --path vendor/cache
+1. If you encounter a problem with bundler (unable to run `$ rails c` or `$ rails g`), you can fix it running the following commands:
 
+	  $ bundle pack
+	  $ bundle install --path vendor/cache
+	
+2. While running `$ rake db:setup`, the following error message may appear:
+  
+    rake aborted!
+    PG::ConnectionBad: FATAL:  le rôle « user » n'existe pas
+  
+To solve this problem, run the following commands (don't forget to replace `user` by your current username):
 
+    $ sudo -i -u postgres
+    $ psql
+    $ CREATE ROLE user WITH CREATEDB, LOGIN;
 
 ## 5. Related Documentation
 - Angular-Bootstrap: http://angular-ui.github.io/bootstrap/

config/database.yml.default

@@ -22,11 +22,11 @@ development:
   # Connect on a TCP socket. Omitted by default since the client uses a
   # domain socket that doesn't need configuration. Windows does not have
   # domain sockets, so uncomment these lines.
-  #host: localhost
+  host: localhost
 
   # The TCP port the server listens on. Defaults to 5432.
   # If your server runs on a different port number, change accordingly.
-  #port: 5432
+  port: 5432
 
   # Schema search path. The server defaults to $user,public
   #schema_search_path: myapp,sharedapp,public