Cannot add web content/blog on IE

• Type: Regression Bug
• Status: Closed
• Resolution: No Longer Reproducible
• Affects Version/s: 7.0.X, 7.1.X
• Fix Version/s: 7.1.X
• Component/s: Alloy Editor, Web Content > Web Content Administration
• Labels:
  • 7.0-blocker
  • QA-FP
• Fix Priority: 5
• Last Working Version:
  7.0.10.15 DXP SP15

Steps to Reproduce:

1. Use IE 11.
2. Go to Control Panel -> Content -> Web Content.
3. Click Add button -> Basic Web Content.

Expected result:
User can edit the content.

Actual result:
User cannot edit content, edit field turns grey. Error message shows in browser console.