# playbook wrok with ansible core

**URL:** <https://forum.ansible.com/t/playbook-wrok-with-ansible-core/26578>\
**Category:** AWX Project\
**Tags:** awx\
**Created:** [January 28, 2018, 9:09am UTC](https://forum.ansible.com/t/playbook-wrok-with-ansible-core/26578 "2018-01-28T09:09:47Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Rajat\_J](https://avatars.discourse-cdn.com/v4/letter/r/c4cdca/32.png) [@Rajat\_J](https://forum.ansible.com/u/Rajat_J)\
**Post date:** [January 28, 2018, 9:09am UTC](https://forum.ansible.com/t/playbook-wrok-with-ansible-core/26578/1 "2018-01-28T09:09:47Z")

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Hi AWX Guru,

I am awx for poc for network automation right now i m test using gns3. I have create on test project in awx in that project i have use backup of cisco router this playbook if i use from ansible core work well. But when I using form AWX it give error [WARNING]: Could not match supplied host pattern, ignoring: ios\_devices.

AWX-UI–\>inventory–\>gruop–\>host(cisco router)  
AWX-UI–\>project–\>test–\>backup.yml–\>limit(ip address of couter)

event get successfully icon show in green but it dont take back at the same time I error as below

[WARNING]: Could not match supplied host pattern, ignoring: ios\_devices

Regards  
Rajat