Hi,
I'm having a similar, though not identical, error while updating CB Gallery.
System Information
Joomla: 4.4.14
Community Builder: 2.11.0
PHP: 7.4.26
Database: mysql 10.3.28-MariaDB
Package
File: 038_plug_cbgallery_3.0.1+build.2025.11.20.16.04.09.f2c857e97.zip
Log:
Code:
CB Gallery Migration (thumbnails_links) Failed! Please Re-Install to Retry. Error: Data too long for column 'thumbnail' at row 82
