NOTE: Test on clean install In-portal full preset with default theme as primary
=Testing=
1. Add `themes/default/scan_problem_1.tpl` with content:
``` lang=html
<!--##
<NAME>Test scan</NAME>
<SECTION>New section</SECTION>
##-->
Test 1
```
2. Add `themes/default/scan_problem_2.tpl` with content:
``` lang=html
<!--##
<NAME>New section</NAME>
<SECTION></SECTION>
##-->
Test 2
##-->
```
3. Log in to admin, Go to {nav Tools > System Tools} and press `Refresh` button in 'Refresh Theme Files' section
4. Go to {nav Website & Content > Structure & Data} and check you have only one `New section` item