سلام wincc نصب و کرک انجام دادم و این ارور رو میده Cannot connect to Microsoft SQL Server 2014 Express Edition. For more information, go to the FAQ section at “http:٫٫support.automation.siemens.com” and enter the ID “29420407” in the search box. WinCC flexible has already tried to get around the problem but has failed due to insufficient permissions. Please contact your system administrator.