IAM Policy service error

[itsvigneshv]

module.cloud_run_fleetrouting_app.google_cloud_run_service_iam_member.authorize[0]: Creating...
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│ Error: Error applying IAM policy for cloudrun service "v1/projects/mini-route-451019/locations/us-central1/services/fleetrouting-app": Error setting IAM policy for cloudrun service "v1/projects/mini-route-451019/locations/us-central1/services/fleetrouting-app": googleapi: Error 400: One or more users named in the policy do not belong to a permitted customer,  perhaps due to an organization policy.
│ 
│   with module.cloud_run_fleetrouting_app.google_cloud_run_service_iam_member.authorize[0],
│   on .terraform/modules/cloud_run_fleetrouting_app/main.tf line 231, in resource "google_cloud_run_service_iam_member" "authorize":
│  231: resource "google_cloud_run_service_iam_member" "authorize" {

This is the error am getting, tried to modify orginisation policy , no luck. Can someone help me to fix this?

Running in web shell.