It's impossible to export web contents from control panel

• Type: Bug
• Status: Closed
• Resolution: Duplicate
• Affects Version/s: 6.2.0 CE M3
• Fix Version/s: 6.2.0 CE M3
• Component/s: Staging > Export/Import, Web Content > Web Content Administration
• Labels:
  • WCM_codeathon

When you click on "export" there's no stack trace message in the server, only the error shown in the attached screenshot