## Part 1 (removed "st" unit files)
# in Admin Console:
* go to {nav Website & Content > Browse Website} section
* click on `Content Mode` button in top frame
* confirm, that:
* green `Section Properties` button is now shown
* orange `Edit Content` button is now shown
* no error/exception happened
* click on `Section Properties` button
* confirm, that editing window was opened
* go to {nav Website & Content > Structure & Data} section
* click on `Sections` tab
* confirm, that categories were shown
## Part 2 (class locator)
1. in IDE create `/locator_test.php` file with following content:
```
lang=php
<?php
/** @var callable $locator */
$locator = require 'tools/class_locator.php';
echo 'In-Portal: ' . $locator('kPlainUrlProcessor') . PHP_EOL;
echo 'Composer: ' . $locator('\QATools\QATools\PageObject\Page') . PHP_EOL;
echo 'Missing: ' . $locator('UnknownClass') . PHP_EOL;
```
2. open `locator_test.php` file from command line
3. confirm, that output was following (replace `...` with absolute path to In-Portal):
```
In-Portal: .../core/kernel/managers/plain_url_processor.php
Composer: .../vendor/qa-tools/qa-tools/library/QATools/QATools/PageObject/Page.php
Missing:
```