I am experiencing exactly the same since the upgrade.
Site Information
Site URL: https://pattaya103.com/fab103
Home URL: https://fabulous103.com
Multisite: No
WordPress Information
Version: 4.9.7
Language: en_US
Permalink Structure: /%postname%/
Active Theme: MH Magazine 3.1.0
Parent Theme: MH Magazine 3.1.0
Debug Mode: Disabled
Memory Limit: 40M
Plugins Information
Active
8 Degree Coming Soon Page: 2.1.0
Add From Server: 3.3.3
Akismet Anti-Spam: 4.0.8
Auto Terms of Service and Privacy Policy: 1.8.2
Contact Form 7: 5.0.3
Easy Watermark: 0.6.1
Flamingo: 1.8
FV Player: 6.6.6
Google Analytics for WordPress by MonsterInsights: 7.0.9
Hello Dolly: 1.6
Hide Admin Panel from Subscribers: 1.1
Jetpack by WordPress.com: 6.3.2
Jock On Air Now: 4.5.0
LambertGroup – Radio Player With Playlist – Shoutcast and Icecast: 1.7
Monday: 1.0
MP3-jPlayer: 2.7.2
Page Builder by SiteOrigin: 2.7.3
Quiz And Survey Master: 6.0.2
Radio Forge Free: 1.8
Simple Custom Login: 1.0.3
Simple Full Screen Background Image: 1.2.4
Simple Membership Form Builder: 4.0
Simple WordPress Membership: 3.6.6
SiteOrigin Widgets Bundle: 1.12.1
UpdraftPlus – Backup/Restore: 1.14.12
Wordfence Security: 7.1.9
WordPress Importer: 0.6.4
WP Mail SMTP: 1.3.3
WP Mail Smtp Mailer: 1.0.3
WP to Buffer: 3.3.7
Yoast SEO: 7.8
Inactive
AccessPress Facebook Auto Post: 1.4.2
BackWPup: 3.6.0
NextScripts: Social Networks Auto-Poster: 4.2.6
Server Information
PHP : 5.6.36
MySQL : 5.5.5
Webserver : Apache
QSM Information
Initial Version : 4.6.7
Current Version : 6.0.2
Total Quizzes : 494
Total Active Quizzes : 490
Total Questions : 1038
Total Active Questions : 1005
Total Results : 124
Total Active Results : 85
QSM Recent Logs
Log created at 2017-11-30 15:25:06 : Error 0008 – from SELECT quiz_settings FROM wpvd_mlw_quizzes WHERE quiz_id=352
Log created at 2017-09-22 14:37:20 : Error 0008 – from
Log created at 2017-07-20 13:09:23 : Error 0008 – from
Log created at 2017-07-13 11:54:20 : Error 0008 – from
Log created at 2017-06-23 12:56:05 : Error 0008 – from