# External User Frame

**URL:** https://tech-community.robotics.abb.com/t/external-user-frame/1560
**Category:** Robot Controller
**Created:** [November 30, 2007, 11:06am UTC](https://tech-community.robotics.abb.com/t/external-user-frame/1560 "2007-11-30T11:06:41Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![sinan78](https://avatars.discourse-cdn.com/v4/letter/s/c57346/32.png) [@sinan78](https://tech-community.robotics.abb.com/u/sinan78)
#### Post date: [November 30, 2007, 11:06am UTC](https://tech-community.robotics.abb.com/t/external-user-frame/1560/1 "2007-11-30T11:06:41Z")

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I have encountered a problem with S4C robot when i want make a moveable user coordinated system.( irb and positioner).

**60006:%s User frame**

The work object %s contains a coordinated mechanical unit which has no defined user frame.

Check:

Check the mechanical unit component of the work object

Regards

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<div class="post-metadata">

### Author: ![sinan78](https://avatars.discourse-cdn.com/v4/letter/s/c57346/32.png) [@sinan78](https://tech-community.robotics.abb.com/u/sinan78)
#### Post date: [December 1, 2007, 6:44pm UTC](https://tech-community.robotics.abb.com/t/external-user-frame/1560/2 "2007-12-01T18:44:21Z")

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Hi again

I have solved this problem

If there is anyone who have come across this problem before i can help.

Regards