DrupalGuide
Drup tards
I have a pissy customer on the phone and don't know what to check
First: Determine whether or not the customer is the developer; this allows you to gauge what they'll know. Then: Determine the answers to the following questions. Any you can answer 'yes' to, will be your starting point:
File Structure
While all PHP-based CMS-packages perform what can basically be considered the same task, differences in functionality and scalability arise out of how those tasks are performed. Drupal File Structure
Versionen
There are three versions of Drupal presently in widespread use. Determining which version a customer is using should always be your first step after exhausting obvious explanations for whatever their issue might be.
Drupal 5.x
Compare the Apache PHP handler against the permissions in your customer's troublesome directory. Are they using SuPHP?
Drupal 6.x
Das Inhalt ist noch zukommend.
Drupal 7.x
Hab' doch g'rad g'sagt das i' es hab'n werde wenn's mir auch lohnt~!
Common Causes of Issues in Order of Frequency
Your first step should be to ignore whatever bits of misinformation the customer is giving you. Remember, these people are web developers; this means they usually have no idea
PHP
Drupal