[SOLVED][Drupal Views] User Roles disappeared after enabling "Use aggregation"
A Drupal user encountered a situation in a View in their Drupal site where some of the fields disappeared after enabling the "Use Aggregation" option in the View. To be more specific the User Roles disappeared after enabling "Use aggregation" in the View. If you are facing the same issue with Drupal Views in your Drupal site then read on to know the solution.
Here is a quick workaround provided by a Drupal user. Simply disable aggregation from your Views. Afterwards add the desired fields and renable aggregation. This should solve the problem of the disappearing fields.
Hope that helps.
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Reference: http://drupal.org/node/1868366