Field inspector throws errors for concatenated fields

[alan-null]

Steps to Reproduce the Problem

1. Create template TEMPALTE1
2. Add base template with few fields under section SECTION1
3. Add another base template with few fields under section SECTION1
4. Create and item based on TEMPLATE1
5. Open it in Content Editor
6. Test all fields

Expected Behavior

Everything works fine. I am able to inspect field name or navigate to field item in dbbrowser

Actual Behavior

Errors in console

Specifications

Sitecore version: all

Additional notes:

Fields in Content Editor are merged and grouped into sections. In dbbrowser fields can be in different sections with the same name.