I've upgraded from the very old version of wpDiscuz to the latest and our error_log file is being filled with the following errors (which were not present on the previous version).

I'm not sure if you are already aware of this or not:

PHP Warning: Undefined array key "wc_spoiler_title" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1203

PHP Warning: Undefined array key "wc_cannot_rate_again" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1204

PHP Warning: Undefined array key "wc_not_allowed_to_rate" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1205

PHP Warning: Undefined array key "wc_confirm_rate_edit" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1206

PHP Warning: Undefined array key "wc_copied_to_clipboard" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1265

PHP Warning: Undefined array key "wmuPhraseConfirmDelete" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1283

PHP Warning: Undefined array key "wmuPhraseNotAllowedFile" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1284

PHP Warning: Undefined array key "wmuPhraseMaxFileCount" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1285

PHP Warning: Undefined array key "wmuPhraseMaxFileSize" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1286

PHP Warning: Undefined array key "wmuPhrasePostMaxSize" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1287

PHP Warning: Undefined array key "wmuPhraseDoingUpload" in /home/sitename/public_html/wp-content/plugins/wpdiscuz/options/class.WpdiscuzOptions.php on line 1288

WordPress database error Table 'sitename_site.wp_wc_users_rated' doesn't exist for query SELECT `id` FROM `wp_wc_users_rated` WHERE `user_id` = 13014 AND `post_id` = 37248; made by require('wp-blog-header.php'), require_once('wp-includes/template-loader.php'), include('/themes/astra/single.php'), get_header, locate_template, load_template, require_once('/themes/astra-child/header.php'), wp_head, do_action('wp_head'), WP_Hook->do_action, WP_Hook->apply_filters, wp_enqueue_scripts, do_action('wp_enqueue_scripts'), WP_Hook->do_action, WP_Hook->apply_filters, WpdiscuzCore->frontendFiles, WpdiscuzOptions->getOptionsForJs, WpdiscuzDBManager->isUserRated

WordPress database error Table 'stiename_site.wp_wc_feedback_forms' doesn't exist for query SELECT `id` FROM `wp_wc_feedback_forms` WHERE `post_id` = 37248 LIMIT 1; made by require('wp-blog-header.php'), require_once('wp-includes/template-loader.php'), include('/themes/astra/single.php'), astra_content_loop, do_action('astra_content_loop'), WP_Hook->do_action, WP_Hook->apply_filters, Astra_Loop->loop_markup, do_action('astra_template_parts_content'), WP_Hook->do_action, WP_Hook->apply_filters, Astra_Loop->template_parts_comments, comments_template, require('/plugins/wpdiscuz/themes/default/comment-form.php'), WpdiscuzDBManager->postHasFeedbackForms