Fog Rackspace BadRequest: [HTTP 400 | ] Validation failed

[KaGeN101]

We are on the latest gem versions, here is a list or our Fog gem versions:
fog (1.38.0)
fog-aliyun (0.1.0)
fog-atmos (0.1.0)
fog-aws (0.9.2)
fog-brightbox (0.10.1)
fog-cloudatcost (0.2.1)
fog-core (1.40.0)
fog-dynect (0.0.3)
fog-ecloud (0.3.0)
fog-google (0.3.2)
fog-json (1.0.2)
fog-local (0.3.0)
fog-openstack (0.1.6)
fog-powerdns (0.1.1)
fog-profitbricks (0.0.5)
fog-rackspace (0.1.1)
fog-radosgw (0.0.5)
fog-riakcs (0.1.0)
fog-sakuracloud (1.7.5)
fog-serverlove (0.1.2)
fog-softlayer (1.1.1)
fog-storm_on_demand (0.1.1)
fog-terremark (0.1.0)
fog-vmfusion (0.1.0)
fog-voxel (0.1.0)
fog-vsphere (0.7.0, 0.6.3)
fog-xenserver (0.2.3)
fog-xml (0.1.2)

Thanks

[KaGeN101]

Sorry only half of the text copied :/

We started getting this error all of a sudden today updating our load balancer with Fog on Rackspace.

Has the Rackspace API changed and Fog not in sync with it currently