AbanteCart v1.2.16 use AddThis Integration v188.8.131.52. Tested up to PHP 7.4.
AbanteCart v1.2.0 – v1.2.15 use AddThis Integration v184.108.40.206.
This extension helps you to integrate AddThis to your website.
1. Starting with extension v1.2.15 we have adopted a license key for all our extensions. Your extension will only work if you have a validated license key entered for the location where your extension is installed. Refer to here for more details on how license keys work.
2. AbanteCart v1.2.14 is extremely problematic. Install Patch files or better to update to 1.2.15.