SIGBART Error on Soccer Coordinator Project

// Sorting Experienced and Unexperienced Players

    var experiencedPlayers: [[String: AnyObject]] = []
    var unexperiencedPlayers: [[String: AnyObject]] = []

    for player in players {
        if player["hasExperience"] as! Bool == true {
            experiencedPlayers.append(player)
        } else {
            unexperiencedPlayers.append(player)
        }
    }

// Create Players Dicionary
let arnoldWillis: [String: AnyObject] = ["name": "Arnold Willis", "height": "43", "hasExperience": "false", "guardianName": "Claire Willis"]
let benFinkelstein: [String: AnyObject] = ["name": "Ben Finkelstein", "height": "44", "hasExperience": "false", "guardianName": "Aaron and Jill Finkelstein"]
let billBon: [String: AnyObject] = ["name": "Bill Bon", "height": "43", "hasExperience": "true", "guardianName": "Sara and Jenny Bon"]
let chloeAlaska: [String: AnyObject] = ["name": "Chloe Alaska", "height": "47", "hasExperience": "false", "guardianName": "David and Jamie Alaska"]
let diegoSoto: [String: AnyObject] = ["name": "Diego Soto", "height": "41", "hasExperience": "true", "guardianName": "Robin and Sarika Soto"]
let evaGordon: [String: AnyObject] = ["name": "Eva Gordon", "height": "45", "hasExperience": "false", "guardianName": "Wendy and Mike Gordon"]
let herschelKrustofski: [String: AnyObject] = ["name": "Herschel Krustofski", "height": "45", "hasExperience": "true", "guardianName": "Hyman and Rachel Krustofski"]
let jillTanner: [String: AnyObject] = ["name": "Jill Tanner", "height": "36", "hasExperience": "true", "guardianName": "Clara Tanner"]
let joeKavalier: [String: AnyObject] = ["name": "Joe Kavalier", "height": "39", "hasExperience": "false", "guardianName": "Sam and Elaine Kavalier"]
let joeSmith: [String: AnyObject] = ["name": "Joe Smith", "height": "42", "hasExperience": "true", "guardianName": "Jim and Jan Smith"]
let karlSaygan: [String: AnyObject] = ["name": "Karl Saygan", "height": "42", "hasExperience": "true", "guardianName": "Heather Bledsoe"]
let kimmyStein: [String: AnyObject] = ["name": "Kimmy Stein", "height": "41", "hasExperience": "false", "guardianName": "Bill and Hillary Stein"]
let lesClay: [String: AnyObject] = ["name": "Les Clay", "height": "42", "hasExperience": "true", "guardianName": "Wynonna Brown"]
let mattGill: [String: AnyObject] = ["name": "Matt Gill", "height": "40", "hasExperience": "false", "guardianName": "Charles and Sylvia Gill"]
let phillipHelm: [String: AnyObject] = ["name": "Phillip Helm", "height": "44", "hasExperience": "true", "guardianName": "Thomas Helm and Eva Jones"]
let salDali: [String: AnyObject] = ["name": "Sal Dali", "height": "41", "hasExperience": "false", "guardianName": "Gala Dali"]
let sammyAdams: [String: AnyObject] = ["name": "Sammy Adams", "height": "45", "hasExperience": "false", "guardianName": "Jeff Adams"]
let suzaneGreenberg: [String: AnyObject] = ["name": "Suzane Greenberg", "height": "44", "hasExperience": "true", "guardianName": "Henrietta Dumas"]

//create players array
let players = [
            arnoldWillis,
            benFinkelstein,
            billBon,
            chloeAlaska,
            diegoSoto,
            evaGordon,
            herschelKrustofski,
            jillTanner,
            joeKavalier,
            joeSmith,
            karlSaygan,
            kimmyStein,
            lesClay,
            mattGill,
            phillipHelm,
            salDali,
            sammyAdams,
            suzaneGreenberg
]