import UIKit

class ViewListCollectionCell:UICollectionViewCell
{
    static let reusableIdentifier:String = "listCell"
    
    override init(frame:CGRect)
    {
        super.init(frame:CGRect.zero)
        clipsToBounds = true
        backgroundColor = UIColor.white
    }
    
    required init?(coder:NSCoder)
    {
        return nil
    }
}

import UIKit

class ViewListCollectionCell:UICollectionViewCell
{
    override init(frame:CGRect)
    {
        super.init(frame:CGRect.zero)
        clipsToBounds = true
        backgroundColor = UIColor.white
    }
    
    required init?(coder:NSCoder)
    {
        return nil
    }
}

--- 
+++ 
@@ -2,6 +2,8 @@
 
 class ViewListCollectionCell:UICollectionViewCell
 {
+    static let reusableIdentifier:String = "listCell"
+    
     override init(frame:CGRect)
     {
         super.init(frame:CGRect.zero)
Add reusable identifier to cell
