# ec2 instance launch failing with error subnet id does not exit

**URL:** <https://forum.ansible.com/t/ec2-instance-launch-failing-with-error-subnet-id-does-not-exit/33070>\
**Category:** Ansible Project\
**Created:** [June 2, 2020, 12:53am UTC](https://forum.ansible.com/t/ec2-instance-launch-failing-with-error-subnet-id-does-not-exit/33070 "2020-06-02T00:53:43Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Sanjay\_Chakraborty](https://sea1.discourse-cdn.com/ansible/user_avatar/forum.ansible.com/sanjay_chakraborty/32/10409_2.png) [@Sanjay\_Chakraborty](https://forum.ansible.com/u/Sanjay_Chakraborty)\
**Post date:** [June 2, 2020, 12:53am UTC](https://forum.ansible.com/t/ec2-instance-launch-failing-with-error-subnet-id-does-not-exit/33070/1 "2020-06-02T00:53:43Z")

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Hi there,  
Can anyone please let me know what should be the correct syntax for defining vpc subnet id ? This is my playbook:

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**Author:** ![Neha\_Pithadiya](https://avatars.discourse-cdn.com/v4/letter/n/a3d4f5/32.png) [@Neha\_Pithadiya](https://forum.ansible.com/u/Neha_Pithadiya)\
**Post date:** [June 2, 2020, 3:43am UTC](https://forum.ansible.com/t/ec2-instance-launch-failing-with-error-subnet-id-does-not-exit/33070/2 "2020-06-02T03:43:02Z")

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Hi

I think vpc\_subnet\_id value looks like as:-

```auto
vpc_subnet_id: subnet-29e63245

Check the link below:-
https://docs.ansible.com/ansible/latest/modules/ec2_module.html

Thanks
Neha 

```

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<div class="post-metadata">

**Author:** ![Sanjay\_Chakraborty](https://sea1.discourse-cdn.com/ansible/user_avatar/forum.ansible.com/sanjay_chakraborty/32/10409_2.png) [@Sanjay\_Chakraborty](https://forum.ansible.com/u/Sanjay_Chakraborty)\
**Post date:** [June 2, 2020, 4:23am UTC](https://forum.ansible.com/t/ec2-instance-launch-failing-with-error-subnet-id-does-not-exit/33070/3 "2020-06-02T04:23:42Z")

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That helped. Also needed correct modules.

Thanks.  
Sanjay