# projectOnExistingHomeCreate

**Type:** GraphQL mutations

## Arguments
- data (ProjectOnExistingHomeCreateInput, Not Null): undefined
  - homeId (ID)
  - installerId (ID)
  - orderReferenceNumber (String)
  - buildingTitle (String)
  - projectNumber (String)

## Response
**Type:** ProjectOnExistingHomeCreatePayload
**Description:**
undefined

### Fields
- projectId (ID)
- errors (ProjectCreateError)