Sending a homing request to OSDF returns an error message that includes "Tried 1 times. Plan 2240bb27-597a-4622-9e98-091ea0594fd1 is unable to reserve" but includes a 200 status code and the following service exception: '
"serviceException":{
"text":"A request exception has occurred when contacting an external system",
"errorType":"InterfaceError"
'

The full response from OSDF is:
{
"externalApplicationDetails":{
"httpMethod":"GET",
"url":"https://oof-has-api:8091/v1/plans/2240bb27-597a-4622-9e98-091ea0594fd1",
"responseMessage":{
"plans":[
{
"name":"969b6e05-c017-401d-b880-8af4f12616da",
"id":"2240bb27-597a-4622-9e98-091ea0594fd1",
"status":"error",
"links":[
[

{ "href":"https://oof-has-api:8091/v1/plans/2240bb27-597a-46229e98-091ea0594fd1", "rel":"self" }

]
],
"recommendations":[
{
"HpaVf0":{
"service_resource_id":"143db9c6-4912-4ed3-9778-d1a3dc2f43da",
"attributes":{
"physical-location-id":"clli2",
"cloud_owner":"CloudOwner",
"aic_version":"",
"directives":{
"directives":[
{
"type":"vnfc",
"id":"vfw",
"directives":[
{
"type":"flavor_directives",
"attributes":[

{ "attribute_name":"firewall_flavor_name", "attribute_value":"onap.hpa.flavor41" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

]
}
]
},
{
"type":"vnfc",
"id":"vgenerator",
"directives":[
{
"type":"flavor_directives",
"attributes":[

{ "attribute_name":"packetgen_flavor_name", "attribute_value":"onap.hpa.flavor42" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

]
}
]
},
{
"type":"vnfc",
"id":"vsink",
"directives":[
{
"type":"flavor_directives",
"attributes":[

{ "attribute_name":"sink_flavor_name", "attribute_value":"onap.hpa.flavor42" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

,

{ "attribute_name":"flavorId", "attribute_value":"442" }

]
}
]
}
]
}
},
"candidate":

{ "location_type":"att_aic", "candidate_id":"ONAP-POD-01-Rail-07", "cloud_owner":"CloudOwner", "vim-id":"CloudOwner_ONAP-POD-01-Rail-07", "is_rehome":"false", "inventory_type":"cloud", "location_id":"ONAP-POD-01-Rail-07" }

,
"inventory_provider":"aai"
}
}
],
"message":"Tried 1 times. Plan 2240bb27-597a-4622-9e98-091ea0594fd1 is unable to reserve"
}
]
},
"httpStatusCode":200
},
"serviceException":

{ "text":"A request exception has occurred when contacting an external system", "errorType":"InterfaceError" }

}