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Error message when creating an instance template for network app-vpc

I get an error message when creating an instance template for network app-vpc (checked all settings several times). Creating the instance template for an auto vpc works without errors. Here is the error message: eating instance template "oregon-fe-instance-template-1" failed. Error: Invalid JSON payload received. Unknown name "enableFlowLogs" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "description" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "privateIpGoogleAccess" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "logConfig" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "gatewayAddress" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "network" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "allowSubnetCidrRoutesOverlap" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "id" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "fingerprint" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "kind" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "privateIpv6GoogleAccess" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "creationTimestamp" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "purpose" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field. Invalid JSON payload received. Unknown name "region" at ‘like_instance_model.networking_model.network_interfaces[0].subnetwork’: Cannot find field.

2 Answers

I had a similar issue, Changed my subnet from 192.168.0.0/24 to 192.168.0.0/16

Lokesh Vij

Hi Silvester – I tried to have a bigger subnet as you mentioned, but was getting the same issue! All it boils down to is using a custom-mode VPC vs auto-mode for instance templates.

I tried to reproduce the issue and shared my feedback on another forum post, please check!

https://acloud.guru/forums/gcp-certified-associate-cloud-engineer/discussion/-MQXw9nv9kYVSrEChtzp/i_get_anerror%22invalid_json_p

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