Just tested 3.0.1 when it showed as a plugin to be updated.
Same problem exists: When editing a page the visual editor does not work. All changes are ignored
Deactivating Pie 3.0.1 makes editing with the visual editor possible.
WordPress Information
Home URL: https:// IP adress
Site URL: https:// same IP adress
WP Version: 4.7.3
WP Multisite: –
WP Memory Limit: 256 MB
WP Debug Mode: No
WP Cron: Yes
Language: nl_NL
Upload Directory Location: https://IP/wp-content/uploads
Server Information
Server Info: Apache
PHP Version: 7.0.15
PHP Post Max Size: 40 MB
PHP Time Limit: 900
PHP Max Input Vars: 1000
cURL Version: 7.45.0, OpenSSL/1.0.2j
SUHOSIN Installed: –
MySQL Version: 5.7.17
Max Upload Size: 40 MB
Default Timezone is UTC: Yes
PHP Error Log File Location:
fsockopen/cURL: Yes
SoapClient: Yes
DOMDocument: Yes
GZip: Yes
Multibyte String: Yes
Remote Get Status: Yes
Current Theme
Name: Weblog
Version: 1.0.1
Author URL: https://www.acmethemes.com/
Child Theme: No. If you’re want to modifying a theme, it safe to create a child theme. See: How to create a child theme
Active Plugins (16)
Duplicator by Snap Creek – 1.2.2
Media Library Assistant by David Lingren, Fair Trade Judaica – 2.51
Meta Slider by Matcha Labs – 3.5
Pie Register (Base) by Genetech Solutions – 3.0.1
Really Simple SSL by Rogier Lankhorst – 2.5.11
Restrict Content by Pippin Williamson – 2.1.3
Rundiz PostOrder by Vee Winch – 0.8
Simple Tags by Amaury BALMER – 2.4.6
TablePress by Tobias Bäthge – 1.8
Cookie Consent by Catapult_Themes – 2.3.2
Updraft – Backup/Restore by Paul Kehrer – 0.6.1
Velvet Blues Update URLs by VelvetBlues.com – 3.2.7
WordPress Importeerder by wordpressdotorg – 0.6.3
WP Force SSL by Kostas Vrouvas – 1.3
Media Library Categories by Jeffrey-WP – 1.5.4
WP System Info by Nurul Amin – 1.1