Error when saving an entity in a single language

[baddlan]

PUT {{services}}{{environment}}/services/9ed44d24-b2e1-4882-82f9-7e4c2c8bf73d

Request body:

{
  "owner": "BusinessUnit",
  "ownerUuid": "8454c987-cbc5-4a24-ba1a-d420283caabd",
  "slug": "report-pothole",
  "title": {
    "fr": "Signaler un nids de poule"
  },
  "description": {
    "fr": "foobar"
  },
  "presentation": {
    "fr": "Presentation ..."
  },
  "data": {
    "fr": []
  },
  "enabled": true,
  "weight": 1,
  "version": 2
}

Resulting error:

{
    "type": "https://tools.ietf.org/html/rfc2616#section-10",
    "title": "An error occurred",
    "detail": "title[en]: This value should not be blank.\ndescription[en]: This value should not be blank.\npresentation[en]: This value should not be blank.",
    "violations": [
        {
            "propertyPath": "title[en]",
            "message": "This value should not be blank."
        },
        {
            "propertyPath": "description[en]",
            "message": "This value should not be blank."
        },
        {
            "propertyPath": "presentation[en]",
            "message": "This value should not be blank."
        }
    ]
}

[baddlan]

This seems to occur when the entity is already saved one language (the one specified in the error message above).