About the Open Atrium, please could you provide us with more info so we can reproduce the issue? What steps have you followed? What version are you using?
I have update te wiki with a newer version of Drupal. Please note that the example is for Drupal. I have added a note recording it.
Please check that you have the right permissions accessing via SSH. Execute the commands below and send us the results to david[at]bitnami[dot]com:
sudo find -ls
I hope it helps.