This document was written for an unsupported version of Plone, Plone 2.1.x, and was last updated 1800 days ago.
For more information, see the version support policy.
To learn how to upgrade to the current version of Plone, read the upgrade manual.
Quick installer doesn't find a product
You have copied a new product to Plone's Products folder, but the quick installer cannot find it.
- The product must have
Extension/Install.py installer script
- There is an error in the installer script. Check your event.log file for stack traces. Also, if you are developing a new product, use Zope Management Interface product listing to check if the product is broken and what is the stack trace.
- If you are on Unix system the Zope user must have read and access rights to the files of a product