Copy buttons in Account does not work

[QuickCRM]

The copy button in Accounts (copy account address to contacts) does not work.
It generates a PHP error:
Call to undefined method Contact::quoted() in XXX/include/database/DBManager.php on line 1818

Issue

Expected Behavior

Actual Behavior

Possible Fix

In Contact.php, replace
$select_query .= DBManager::concat($this->table_name, array('first_name', 'last_name')) . " name, ";

by
$select_query .= $this->db->concat($this->table_name, array('first_name', 'last_name')) . " name, ";

... or define concat function in DBManager as static

Steps to Reproduce

1. Go to demo.suiteondemand.com
2. Open an account
3. Click Copy
4. A blank popup opens

Context

Your Environment

• SuiteCRM Version used: 7.10, 7.11
• Browser name and version (e.g. Chrome Version 51.0.2704.63 (64-bit)):
• Environment name and version (e.g. MySQL, PHP 7):
• Operating System and version (e.g Ubuntu 16.04):

[Mac-Rae]

Hi @QuickCRM,

This issue has been confirmed to exist and is replicable in the latest 7.10.x version.

Thanks 👍