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Drupal 7 by David Mercer

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Logging and errors

Go to Logging and errors in the DEVELOPMENT section of the Configuration overlay. This page provides a few options used to control how errors are displayed and logged:

Logging and errors

Error messages to display allows you to decide whether to write errors to the screen or not. While you are busy building the site, it's useful to view All messages in order to determine what has gone wrong and when. However, once it is time to go live you should change this to None for security reasons. Doing so prevents Drupal from displaying information to malicious users who might be able to use it in an attack on your site.

The final setting, Database ...

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