Deploying OpenWRT as VNF in tacker

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VNF created on both Queens and Rocky releases. But the status is ERROR. The only detailed information about it can be seen from the dashboard like "VNF configuration failed"
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Release: on 2018-07-25 12:12:17
SHA: e8b42ca4ddb06271613b3d9f4ce2b1470e1e8f38
Source: https://git.openstack.org/cgit/openstack/tacker/tree/doc/source/install/deploy_openwrt.rst
URL: https://docs.openstack.org/tacker/latest/install/deploy_openwrt.html