This documentation refers to an older version of CiviCRM (3.4 / 4.0). The current stable version is 4.1. Please introduce all documentation changes and new material here.

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This page refers to CiviCRM 3.4 and 4.0, current STABLE version.

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CiviCRM 3.4 and 4.0 Documentation

Support and Participation

Developer Resources


CiviCRM books!

Make sure to check out the FLOSS Manual Understanding CiviCRM as well! You can also support this project by ordering a hard copy.

Or support us by buying an eBook or hard copy of Using CiviCRM from Packt Publishing.

Sporadic nonrecoverable error when submitting donations using CiviContribute.

The Drupal cache can cause this. This causes the sessions to be out-of-line with CiviCRM and the transaction to fail. Disable the Drupal cache to solve this problem.

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