# Dose custom rake task ignore observer?

**URL:** <https://www.ruby-forum.com/t/dose-custom-rake-task-ignore-observer/193410>\
**Category:** Rails\
**Created:** [August 17, 2010, 9:35am UTC](https://www.ruby-forum.com/t/dose-custom-rake-task-ignore-observer/193410 "2010-08-17T09:35:13Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![boblu](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/b/b19c9b/32.png) [@boblu](https://www.ruby-forum.com/u/boblu)\
**Post date:** [August 17, 2010, 9:35am UTC](https://www.ruby-forum.com/t/dose-custom-rake-task-ignore-observer/193410/1 "2010-08-17T09:35:13Z")

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I have an observer which will do some tidy up work around Model A.  
But when I create or destroy A’s instance inside a custom rake task,  
the observer seems not get called at all?  
Can some one explain this?