while importing my laptop facts, I've got an exception:

We have following interfaces 'em1, virbr0, virbr1, virbr0_nic, virbr1_nic, wlp3s0' based on facts
Interface em1 facts: {"macaddress"=>"28:d2:44:69:39:a9"}
Interface virbr0 facts: {"ipaddress"=>"192.168.100.1", "macaddress"=>"52:54:00:43:ae:36", "netmask"=>"255.255.255.0", "network"=>"192.168.100.0"}
Interface virbr1 facts: {"ipaddress"=>"192.168.223.1", "macaddress"=>"52:54:00:bd:fd:94", "netmask"=>"255.255.255.0", "network"=>"192.168.223.0"}
Interface virbr0_nic facts: {"macaddress"=>"52:54:00:43:ae:36"}
Interface virbr1_nic facts: {"macaddress"=>"52:54:00:bd:fd:94"}
Interface wlp3s0 facts: {"ipaddress"=>"192.168.2.122", "macaddress"=>"7c:7a:91:90:b9:f6", "netmask"=>"255.255.255.0", "network"=>"192.168.2.0"}
Skipping em1 since it is primary interface of host aristo-tlv-redhat-com.lan
   (0.1ms)  BEGIN
  Setting Load (0.2ms)  SELECT "settings".* FROM "settings" WHERE "settings"."name" = 'root_pass' ORDER BY name LIMIT 1
  Host::Managed Load (0.3ms)  SELECT "hosts".* FROM "hosts" WHERE "hosts"."type" IN ('Host::Managed') AND "hosts"."id" = 369 LIMIT 1
   (0.3ms)  SELECT MAX("audits"."version") AS max_id FROM "audits" WHERE "audits"."auditable_id" = 369 AND "audits"."auditable_type" = 'Host'
  SQL (0.4ms)  INSERT INTO "audits" ("action", "associated_id", "associated_name", "associated_type", "auditable_id", "auditable_name", "auditable_type", "audited_changes", "comment", "created_at", "remote_address", "user_id", "user_type", "username", "version") VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15) RETURNING "id"  [["action", "update"], ["associated_id", nil], ["associated_name", nil], ["associated_type", nil], ["auditable_id", 369], ["auditable_name", "aristo-tlv-redhat-com.lan"], ["auditable_type", "Host"], ["audited_changes", "---\nmodel_id:\n- \n- 1\ndomain_id:\n- \n- 2\narchitecture_id:\n- \n- 1\noperatingsystem_id:\n- \n- 1\nmac:\n- ''\n- 28:d2:44:69:39:a9\nip:\n- \n- 192.168.100.1\nprimary_interface:\n- \n- em1\n"], ["comment", nil], ["created_at", Wed, 03 Sep 2014 20:51:09 UTC +00:00], ["remote_address", "127.0.0.1"], ["user_id", nil], ["user_type", nil], ["username", "Admin User"], ["version", 2]]
   (0.7ms)  UPDATE "hosts" SET "model_id" = 1, "domain_id" = 2, "architecture_id" = 1, "operatingsystem_id" = 1, "mac" = '28:d2:44:69:39:a9', "ip" = '192.168.100.1', "primary_interface" = 'em1', "updated_at" = '2014-09-03 20:51:09.329837' WHERE "hosts"."type" IN ('Host::Managed') AND "hosts"."id" = 369
  SQL (0.2ms)  UPDATE "lookup_values" SET "match" = 'fqdn=aristo-tlv-redhat-com.lan' WHERE "lookup_values"."match" = 'fqdn=aristo-tlv-redhat-com.lan'
   (7.6ms)  COMMIT
  Nic::Base Load (0.4ms)  SELECT "nics".* FROM "nics" WHERE "nics"."host_id" = 369 AND "nics"."mac" = '52:54:00:43:ae:36' AND "nics"."virtual" = 'f' ORDER BY identifier LIMIT 1
Saving virbr0 NIC interface for host aristo-tlv-redhat-com.lan
   (0.1ms)  BEGIN
  Nic::Base Exists (0.2ms)  SELECT 1 AS one FROM "nics" WHERE ("nics"."mac" = '52:54:00:43:ae:36' AND "nics"."virtual" = 'f') LIMIT 1
  SQL (0.4ms)  SELECT "hosts"."mac" FROM "hosts" WHERE "hosts"."type" IN ('Host::Managed') AND "hosts"."mac" = '52:54:00:43:ae:36' LIMIT 1
  Nic::Interface Exists (0.3ms)  SELECT 1 AS one FROM "nics" WHERE "nics"."type" IN ('Nic::Interface', 'Nic::Managed', 'Nic::BMC') AND "nics"."ip" = '192.168.100.1' LIMIT 1
   (0.1ms)  ROLLBACK
Validation failed: IP address Can't use the same value as the primary interface (ActiveRecord::RecordInvalid)
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/validations.rb:56:in `save!'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/attribute_methods/dirty.rb:33:in `save!'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/transactions.rb:264:in `block in save!'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/transactions.rb:313:in `block in with_transaction_returning_status'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/connection_adapters/abstract/database_statements.rb:192:in `transaction'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/transactions.rb:208:in `transaction'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/transactions.rb:311:in `with_transaction_returning_status'
/home/ohad/.gem/ruby/gems/activerecord-3.2.18/lib/active_record/transactions.rb:264:in `save!'
/home/ohad/git/foreman/app/models/host/base.rb:203:in `set_interface'
/home/ohad/git/foreman/app/models/host/base.rb:118:in `block in set_interfaces'
/home/ohad/git/foreman/app/models/host/base.rb:94:in `each'
/home/ohad/git/foreman/app/models/host/base.rb:94:in `set_interfaces'
/home/ohad/git/foreman/app/models/host/base.rb:81:in `populate_fields_from_facts'
/home/ohad/git/foreman/app/models/host/managed.rb:446:in `populate_fields_from_facts'
/home/ohad/git/foreman/app/models/host/base.rb:59:in `import_facts'
/home/ohad/git/foreman/app/models/host/managed.rb:435:in `import_host_and_facts'
/home/ohad/git/foreman/app/controllers/api/v2/hosts_controller.rb:160:in `facts'

my network interface configuration is:

ip link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: em1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN mode DEFAULT group default qlen 1000
    link/ether 28:d2:44:69:39:a9 brd ff:ff:ff:ff:ff:ff
3: wlp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP mode DORMANT group default qlen 1000
    link/ether 7c:7a:91:90:b9:f6 brd ff:ff:ff:ff:ff:ff
4: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default 
    link/ether 52:54:00:43:ae:36 brd ff:ff:ff:ff:ff:ff
5: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr0 state DOWN mode DEFAULT group default qlen 500
    link/ether 52:54:00:43:ae:36 brd ff:ff:ff:ff:ff:ff
6: virbr1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default 
    link/ether 52:54:00:bd:fd:94 brd ff:ff:ff:ff:ff:ff
7: virbr1-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr1 state DOWN mode DEFAULT group default qlen 500
    link/ether 52:54:00:bd:fd:94 brd ff:ff:ff:ff:ff:ff