NullPointerException when add all neutron data at same time

add neutron data as follow with postman

{
"neutron": {
"security-groups": {
"security-group": [

{ "uuid": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b", "name": "default" }

,

{ "uuid": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd", "name": "default" }

,

{ "uuid": "6c3407d4-8f72-434e-9f60-ca9a55322d43", "tenant-id": "3ab1688d-a9d9-48d0-8def-f04f9f47c6f8", "name": "default" }

,

{ "uuid": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa", "name": "default" }

]
},
"networks": {
"network": [

{ "uuid": "039568d7-0fd8-49c5-997a-a4a31089ad73", "shared": false, "status": "ACTIVE", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd", "neutron-L3-ext:external": true, "neutron-provider-ext:physical-network": "public", "neutron-provider-ext:network-type": "neutron-networks:network-type-flat", "name": "public", "admin-state-up": true }

,

{ "uuid": "66d3af10-e7b7-4bfb-9bec-92e408ccc135", "shared": false, "status": "ACTIVE", "tenant-id": "3ab1688d-a9d9-48d0-8def-f04f9f47c6f8", "neutron-L3-ext:external": true, "neutron-provider-ext:physical-network": "public", "neutron-provider-ext:network-type": "neutron-networks:network-type-flat", "name": "public", "admin-state-up": true }

,

{ "uuid": "daa261a4-f5f7-4e38-8fb3-2405d6aae2c2", "shared": false, "status": "ACTIVE", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd", "neutron-L3-ext:external": false, "neutron-provider-ext:segmentation-id": "111", "neutron-provider-ext:network-type": "neutron-networks:network-type-vxlan", "name": "net1", "admin-state-up": true }

,

{ "uuid": "8e2b7db7-d1c9-48a5-886d-d2b2bd091349", "shared": false, "status": "ACTIVE", "tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa", "neutron-L3-ext:external": false, "neutron-provider-ext:segmentation-id": "28", "neutron-provider-ext:network-type": "neutron-networks:network-type-vxlan", "name": "private", "admin-state-up": true }

,

{ "uuid": "d9260a9d-7321-4906-a2b6-3e8f0e3fa74e", "shared": false, "status": "ACTIVE", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd", "neutron-L3-ext:external": false, "neutron-provider-ext:segmentation-id": "45", "neutron-provider-ext:network-type": "neutron-networks:network-type-vxlan", "name": "net2", "admin-state-up": true }

,

{ "uuid": "9fa8a54e-55e9-425a-bac0-5f39f56a41fa", "shared": false, "status": "ACTIVE", "tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b", "neutron-L3-ext:external": false, "neutron-provider-ext:segmentation-id": "7", "neutron-provider-ext:network-type": "neutron-networks:network-type-vxlan", "name": "private", "admin-state-up": true }

]
},
"security-rules": {
"security-rule": [

{ "uuid": "2a1cd8d0-4c49-4ee3-927e-677191af03a7", "security-group-id": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "ethertype": "neutron-constants:ethertype-v4", "remote-group-id": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "direction": "neutron-constants:direction-ingress", "tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa" }

,

{ "uuid": "151b2076-1c0f-43d6-9269-38740e57b285", "security-group-id": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "ethertype": "neutron-constants:ethertype-v6", "direction": "neutron-constants:direction-egress", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd" }

,

{ "uuid": "29c6d2ac-a095-4656-b1a2-45a205ff4f07", "security-group-id": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "ethertype": "neutron-constants:ethertype-v6", "direction": "neutron-constants:direction-egress", "tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b" }

,

{ "uuid": "c55b5175-6e0a-4cfc-9455-8ddcf1eaece9", "security-group-id": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "ethertype": "neutron-constants:ethertype-v4", "direction": "neutron-constants:direction-egress", "tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b" }

,

{ "uuid": "f953ad0c-add5-4608-8409-549df275f4a0", "security-group-id": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "ethertype": "neutron-constants:ethertype-v6", "direction": "neutron-constants:direction-egress", "tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa" }

,

{ "uuid": "a8700a13-811d-4507-9d52-9668b850f051", "security-group-id": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "ethertype": "neutron-constants:ethertype-v6", "remote-group-id": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "direction": "neutron-constants:direction-ingress", "tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b" }

,

{ "uuid": "2040b704-a3c1-4f23-a6ff-3cb5a1b01e49", "security-group-id": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "ethertype": "neutron-constants:ethertype-v4", "remote-group-id": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "direction": "neutron-constants:direction-ingress", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd" }

,

{ "uuid": "93235dc3-bb5d-427c-b66b-f0af29225a62", "security-group-id": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "ethertype": "neutron-constants:ethertype-v6", "remote-group-id": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "direction": "neutron-constants:direction-ingress", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd" }

,

{ "uuid": "bf53ab3f-e50b-4369-8465-6d43e0ec873a", "security-group-id": "757f3b08-e1ef-43d5-a7d9-f6eb484dea0b", "ethertype": "neutron-constants:ethertype-v4", "direction": "neutron-constants:direction-egress", "tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd" }

,

{ "uuid": "2f8e6f6d-3503-4e85-af68-9cc88b085275", "security-group-id": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "ethertype": "neutron-constants:ethertype-v4", "direction": "neutron-constants:direction-egress", "tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa" }

,

{ "uuid": "37cbfe3c-4ae1-414d-aeb9-c4967d6c6bb1", "security-group-id": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "ethertype": "neutron-constants:ethertype-v6", "remote-group-id": "80df8d7e-ee7d-4bdd-836a-c4ba7a8f8b5c", "direction": "neutron-constants:direction-ingress", "tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa" }

,

{ "uuid": "93b9da5a-6864-4fd7-9792-9ceaffd9a82f", "security-group-id": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "ethertype": "neutron-constants:ethertype-v4", "remote-group-id": "31a32f98-f6cf-484a-be5f-a22d039f72a8", "direction": "neutron-constants:direction-ingress", "tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b" }

]
},
"subnets": {
"subnet": [
{
"uuid": "2be5ad70-f5b1-4328-9e54-396cbf77b055",
"enable-dhcp": false,
"tenant-id": "3ab1688d-a9d9-48d0-8def-f04f9f47c6f8",
"allocation-pools": [

{ "start": "172.24.4.2", "end": "172.24.4.254" }

],
"ip-version": "neutron-constants:ip-version-v4",
"name": "public-subnet",
"network-id": "66d3af10-e7b7-4bfb-9bec-92e408ccc135",
"gateway-ip": "172.24.4.1",
"cidr": "172.24.4.0/24"
},
{
"uuid": "80fadd14-44a7-405b-acbc-b1c7ff9366ba",
"enable-dhcp": true,
"tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa",
"allocation-pools": [

{ "start": "10.0.0.2", "end": "10.0.0.254" }

],
"ip-version": "neutron-constants:ip-version-v4",
"name": "private-subnet",
"network-id": "8e2b7db7-d1c9-48a5-886d-d2b2bd091349",
"gateway-ip": "10.0.0.1",
"cidr": "10.0.0.0/24"
},
{
"uuid": "8078f52c-a86f-43fe-bc95-1703dd881200",
"enable-dhcp": true,
"tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b",
"allocation-pools": [

{ "start": "10.0.0.2", "end": "10.0.0.254" }

],
"ip-version": "neutron-constants:ip-version-v4",
"name": "private-subnet",
"network-id": "9fa8a54e-55e9-425a-bac0-5f39f56a41fa",
"gateway-ip": "10.0.0.1",
"cidr": "10.0.0.0/24"
},
{
"uuid": "4a24b41b-35df-4d1d-883b-6ab083879702",
"enable-dhcp": false,
"tenant-id": "3ab1688d-a9d9-48d0-8def-f04f9f47c6f8",
"allocation-pools": [

{ "start": "2001:db8::1", "end": "2001:db8::1" }

,

{ "start": "2001:db8::3", "end": "2001:db8::ffff:ffff:ffff:ffff" }

],
"ip-version": "neutron-constants:ip-version-v6",
"name": "ipv6-public-subnet",
"network-id": "66d3af10-e7b7-4bfb-9bec-92e408ccc135",
"gateway-ip": "2001:db8::2",
"cidr": "2001:db8::/64"
},
{
"uuid": "53a9d1be-d21c-47c3-a74b-10665ef0461a",
"enable-dhcp": false,
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"allocation-pools": [

{ "start": "2001:db8::1", "end": "2001:db8::1" }

,

{ "start": "2001:db8::3", "end": "2001:db8::ffff:ffff:ffff:ffff" }

],
"ip-version": "neutron-constants:ip-version-v6",
"name": "ipv6-public-subnet",
"network-id": "039568d7-0fd8-49c5-997a-a4a31089ad73",
"gateway-ip": "2001:db8::2",
"cidr": "2001:db8::/64"
},
{
"uuid": "4648c3e6-bcf5-4498-93f3-f9011607cc13",
"enable-dhcp": true,
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"allocation-pools": [

{ "start": "22.22.22.2", "end": "22.22.22.100" }

],
"ip-version": "neutron-constants:ip-version-v4",
"name": "sub2",
"network-id": "d9260a9d-7321-4906-a2b6-3e8f0e3fa74e",
"gateway-ip": "22.22.22.1",
"cidr": "22.22.22.0/24"
},
{
"uuid": "326e9575-531d-4204-be4a-0d60678c72e0",
"enable-dhcp": false,
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"allocation-pools": [

{ "start": "172.24.4.2", "end": "172.24.4.254" }

],
"ip-version": "neutron-constants:ip-version-v4",
"name": "public-subnet",
"network-id": "039568d7-0fd8-49c5-997a-a4a31089ad73",
"gateway-ip": "172.24.4.1",
"cidr": "172.24.4.0/24"
},
{
"uuid": "fd747fdc-a705-451f-8fd8-7ac4c3f04ce6",
"ipv6-address-mode": "neutron-constants:dhcpv6-slaac",
"enable-dhcp": true,
"tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa",
"ip-version": "neutron-constants:ip-version-v6",
"network-id": "8e2b7db7-d1c9-48a5-886d-d2b2bd091349",
"allocation-pools": [

{ "start": "2001:db8:8000::2", "end": "2001:db8:8000:0:ffff:ffff:ffff:ffff" }

],
"ipv6-ra-mode": "neutron-constants:dhcpv6-slaac",
"name": "ipv6-private-subnet",
"gateway-ip": "2001:db8:8000::1",
"cidr": "2001:db8:8000::/64"
},
{
"uuid": "3a096051-d6bd-4ec2-8aab-626c03726f2e",
"enable-dhcp": true,
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"allocation-pools": [

{ "start": "11.11.11.2", "end": "11.11.11.254" }

],
"ip-version": "neutron-constants:ip-version-v4",
"name": "subnet1",
"network-id": "daa261a4-f5f7-4e38-8fb3-2405d6aae2c2",
"gateway-ip": "11.11.11.1",
"cidr": "11.11.11.0/24"
},
{
"uuid": "31dfd6c5-11e2-4745-9276-f3db48bde0ca",
"ipv6-address-mode": "neutron-constants:dhcpv6-slaac",
"enable-dhcp": true,
"tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b",
"ip-version": "neutron-constants:ip-version-v6",
"network-id": "9fa8a54e-55e9-425a-bac0-5f39f56a41fa",
"allocation-pools": [

{ "start": "2001:db8:8000::2", "end": "2001:db8:8000:0:ffff:ffff:ffff:ffff" }

],
"ipv6-ra-mode": "neutron-constants:dhcpv6-slaac",
"name": "ipv6-private-subnet",
"gateway-ip": "2001:db8:8000::1",
"cidr": "2001:db8:8000::/64"
}
]
},
"ports": {
"port": [
{
"uuid": "0b121d0e-7025-41ff-b4ca-c91d0a13f0da",
"device-id": "e489d667-9853-4c40-9cf7-36d131be9b16",
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"neutron-binding:host-id": "",
"neutron-binding:vif-type": "unbound",
"neutron-binding:vnic-type": "normal",
"device-owner": "network:router_gateway",
"fixed-ips": [

{ "subnet-id": "326e9575-531d-4204-be4a-0d60678c72e0", "ip-address": "172.24.4.3" }

,

{ "subnet-id": "53a9d1be-d21c-47c3-a74b-10665ef0461a", "ip-address": "2001:db8::1" }

],
"network-id": "039568d7-0fd8-49c5-997a-a4a31089ad73",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:98:09:96",
"name": "",
"admin-state-up": true
},
{
"uuid": "83c1a19e-2348-47a3-8d23-5654cf7c3d54",
"device-id": "dhcpcd8f5f9f-e3e8-569f-87ef-f03c6cfc29bc-daa261a4-f5f7-4e38-8fb3-2405d6aae2c2",
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"neutron-binding:host-id": "localhost.localdomain",
"neutron-binding:vif-details": [

{ "details-key": "port_filter", "value": "true" }

],
"neutron-binding:vif-type": "ovs",
"neutron-binding:vnic-type": "normal",
"device-owner": "network:dhcp",
"fixed-ips": [

{ "subnet-id": "3a096051-d6bd-4ec2-8aab-626c03726f2e", "ip-address": "11.11.11.2" }

],
"network-id": "daa261a4-f5f7-4e38-8fb3-2405d6aae2c2",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:ba:33:38",
"name": "",
"admin-state-up": true
},
{
"uuid": "21aae6c8-395d-4e78-936c-f5e9683d3180",
"device-id": "e489d667-9853-4c40-9cf7-36d131be9b16",
"tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa",
"neutron-binding:host-id": "",
"neutron-binding:vif-type": "unbound",
"neutron-binding:vnic-type": "normal",
"device-owner": "network:router_interface",
"fixed-ips": [

{ "subnet-id": "80fadd14-44a7-405b-acbc-b1c7ff9366ba", "ip-address": "10.0.0.1" }

],
"network-id": "8e2b7db7-d1c9-48a5-886d-d2b2bd091349",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:20:e6:41",
"name": "",
"admin-state-up": true
},
{
"uuid": "d720b872-2b06-4ea7-805c-2dfb900988b5",
"device-id": "883d013f-c03f-41c9-af6d-cf54ecb2fc65",
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"neutron-binding:host-id": "",
"neutron-binding:vif-type": "unbound",
"neutron-binding:vnic-type": "normal",
"device-owner": "network:router_interface",
"fixed-ips": [

{ "subnet-id": "4648c3e6-bcf5-4498-93f3-f9011607cc13", "ip-address": "22.22.22.1" }

],
"network-id": "d9260a9d-7321-4906-a2b6-3e8f0e3fa74e",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:43:5c:16",
"name": "",
"admin-state-up": true
},
{
"uuid": "47495b47-3792-4607-a726-500672374915",
"device-id": "2d3fe5a9-5761-478a-98be-179d34174e4f",
"tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b",
"neutron-binding:host-id": "",
"neutron-binding:vif-type": "unbound",
"neutron-binding:vnic-type": "normal",
"device-owner": "network:router_interface",
"fixed-ips": [

{ "subnet-id": "31dfd6c5-11e2-4745-9276-f3db48bde0ca", "ip-address": "2001:db8:8000::1" }

],
"network-id": "9fa8a54e-55e9-425a-bac0-5f39f56a41fa",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:85:a7:c0",
"name": "",
"admin-state-up": true
},
{
"uuid": "88634091-b9a3-4d2d-9e1a-71de095531af",
"device-id": "dhcpcd8f5f9f-e3e8-569f-87ef-f03c6cfc29bc-8e2b7db7-d1c9-48a5-886d-d2b2bd091349",
"tenant-id": "2f9932d9-a90b-49ed-909d-2639b2bd0ffa",
"neutron-binding:host-id": "localhost.localdomain",
"neutron-binding:vif-details": [

{ "details-key": "port_filter", "value": "true" }

],
"neutron-binding:vif-type": "ovs",
"neutron-binding:vnic-type": "normal",
"device-owner": "network:dhcp",
"fixed-ips": [

{ "subnet-id": "80fadd14-44a7-405b-acbc-b1c7ff9366ba", "ip-address": "10.0.0.2" }

,

{ "subnet-id": "fd747fdc-a705-451f-8fd8-7ac4c3f04ce6", "ip-address": "2001:db8:8000:0:f816:3eff:fe0e:10c1" }

],
"network-id": "8e2b7db7-d1c9-48a5-886d-d2b2bd091349",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:0e:10:c1",
"name": "",
"admin-state-up": true
},
{
"uuid": "127792dc-bffb-4737-a0e6-ce0c8c8dbe3f",
"device-id": "070d39cd-460a-45fb-a5a9-8ccb1746318d",
"tenant-id": "9422d76e-19c8-442d-b657-881f74c501bd",
"neutron-binding:host-id": "localhost.localdomain",
"neutron-binding:vif-details": [

{ "details-key": "port_filter", "value": "true" }

],
"neutron-binding:vif-type": "ovs",
"neutron-binding:vnic-type": "normal",
"security-groups": [
"757f3b08-e1ef-43d5-a7d9-f6eb484dea0b"
],
"device-owner": "compute:nova",
"fixed-ips": [

{ "subnet-id": "3a096051-d6bd-4ec2-8aab-626c03726f2e", "ip-address": "11.11.11.9" }

],
"network-id": "daa261a4-f5f7-4e38-8fb3-2405d6aae2c2",
"neutron-portsecurity:port-security-enabled": true,
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},
{
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],
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{ "subnet-id": "3a096051-d6bd-4ec2-8aab-626c03726f2e", "ip-address": "11.11.11.8" }

],
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"status": "ACTIVE",
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},
{
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{ "subnet-id": "2be5ad70-f5b1-4328-9e54-396cbf77b055", "ip-address": "172.24.4.6" }

,

{ "subnet-id": "4a24b41b-35df-4d1d-883b-6ab083879702", "ip-address": "2001:db8::c" }

],
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},
{
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{ "details-key": "port_filter", "value": "true" }

],
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{ "subnet-id": "4648c3e6-bcf5-4498-93f3-f9011607cc13", "ip-address": "22.22.22.2" }

],
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"mac-address": "fa:16:3e:5b:4b:fa",
"name": "",
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},
{
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"device-id": "196bd8b3-bd3f-49f5-b646-2e9d5e4b8add",
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"neutron-binding:host-id": "localhost.localdomain",
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{ "details-key": "port_filter", "value": "true" }

],
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"security-groups": [
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],
"device-owner": "compute:nova",
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{ "subnet-id": "3a096051-d6bd-4ec2-8aab-626c03726f2e", "ip-address": "11.11.11.6" }

],
"network-id": "daa261a4-f5f7-4e38-8fb3-2405d6aae2c2",
"neutron-portsecurity:port-security-enabled": true,
"mac-address": "fa:16:3e:8c:26:b5",
"name": "",
"admin-state-up": true
},
{
"uuid": "bd7dd286-2c83-4a14-ab61-5de40d221034",
"device-id": "dhcpcd8f5f9f-e3e8-569f-87ef-f03c6cfc29bc-9fa8a54e-55e9-425a-bac0-5f39f56a41fa",
"tenant-id": "185fb929-1a38-4bc5-886e-3b0b81c58c6b",
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{ "details-key": "port_filter", "value": "true" }

],
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"device-owner": "network:dhcp",
"fixed-ips": [

{ "subnet-id": "8078f52c-a86f-43fe-bc95-1703dd881200", "ip-address": "10.0.0.2" }

,

{ "subnet-id": "31dfd6c5-11e2-4745-9276-f3db48bde0ca", "ip-address": "2001:db8:8000:0:f816:3eff:fe9e:bd99" }

],
"network-id": "9fa8a54e-55e9-425a-bac0-5f39f56a41fa",
"neutron-portsecurity:port-security-enabled": false,
"mac-address": "fa:16:3e:9e:bd:99",
"name": "",
"admin-state-up": true
},
{
"uuid": "c301bdaa-ab11-49a8-a8cf-57b1c417a832",
"device-id": "e...