# Error 41676 Device access error

**URL:** <https://tech-community.robotics.abb.com/t/error-41676-device-access-error/4575>\
**Category:** Robot Controller\
**Created:** [December 14, 2011, 6:05pm UTC](https://tech-community.robotics.abb.com/t/error-41676-device-access-error/4575 "2011-12-14T18:05:51Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![narayanasenthil](https://avatars.discourse-cdn.com/v4/letter/n/74df32/32.png) [@narayanasenthil](https://tech-community.robotics.abb.com/u/narayanasenthil)\
**Post date:** [December 14, 2011, 6:05pm UTC](https://tech-community.robotics.abb.com/t/error-41676-device-access-error/4575/1 "2011-12-14T18:05:51Z")

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I upgrading the system in IRc5 controller version 5.08 to 5.12 but after new system installation while starting the program “Error 41676” device access error came. how to resolve it. Kindly help. I build new system from current backup only tried with old backup but same problem

Kindly resolve my issue…

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**Author:** ![Pheonix](https://avatars.discourse-cdn.com/v4/letter/p/b9bd4f/32.png) [@Pheonix](https://tech-community.robotics.abb.com/u/Pheonix)\
**Post date:** [December 18, 2011, 5:51am UTC](https://tech-community.robotics.abb.com/t/error-41676-device-access-error/4575/2 "2011-12-18T05:51:32Z")

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If you have the older flex pendant , the one without the usb port, try building the system with version 5.11 .