Title: Robert Heller's Replies | WordPress.org --- # Robert Heller [ ](https://wordpress.org/support/users/robertpheller/) * [Profile](https://wordpress.org/support/users/robertpheller/) * [Topics Started](https://wordpress.org/support/users/robertpheller/topics/) * [Replies Created](https://wordpress.org/support/users/robertpheller/replies/) * [Reviews Written](https://wordpress.org/support/users/robertpheller/reviews/) * [Topics Replied To](https://wordpress.org/support/users/robertpheller/replied-to/) * [Engagements](https://wordpress.org/support/users/robertpheller/engagements/) * [Favorites](https://wordpress.org/support/users/robertpheller/favorites/) Search replies: ## Forum Replies Created Viewing 15 replies - 1 through 15 (of 476 total) 1 [2](https://wordpress.org/support/users/robertpheller/replies/page/2/?output_format=md) [3](https://wordpress.org/support/users/robertpheller/replies/page/3/?output_format=md)… [30](https://wordpress.org/support/users/robertpheller/replies/page/30/?output_format=md) [31](https://wordpress.org/support/users/robertpheller/replies/page/31/?output_format=md) [32](https://wordpress.org/support/users/robertpheller/replies/page/32/?output_format=md) [→](https://wordpress.org/support/users/robertpheller/replies/page/2/?output_format=md) * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [3 months, 1 week ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18816747) * Still waiting on the next scheduled update… Is this plugin still being maintained? - This reply was modified 3 months, 1 week ago by [Robert Heller](https://wordpress.org/support/users/robertpheller/). * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [5 months ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18761166) * Still waiting on the next scheduled update…. * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [6 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18705346) * OK, things have been working fine with 1.6.1+izet-335-new-build-wf.1724d25 — when will the next scheduled update come out? * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [7 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18669972) * [https://privatebin.syde.com/?9b0aca44d919d24a#dHoRe15tUoUwzbpD87HB7eRucFDBFdaQcax5Ce8rm3G](https://privatebin.syde.com/?9b0aca44d919d24a#dHoRe15tUoUwzbpD87HB7eRucFDBFdaQcax5Ce8rm3G) * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [7 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18669916) * It still crashes. * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [7 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18667935) * Has there been any progress on this issue? * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [8 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18624929) * The system report is here: * [https://privatebin.syde.com/?585896bfba0c7009#A8kNzYxBjFcYDxVnfzKYUPxnqjymYG8uKYPwrppJ2ATD](https://privatebin.syde.com/?585896bfba0c7009#A8kNzYxBjFcYDxVnfzKYUPxnqjymYG8uKYPwrppJ2ATD) * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [8 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18624907) * The plugin won’t activate: “Plugin could not be activated because it triggered a **fatal error**.” * OK, it works will all my plugins except **BackWPup**. - This reply was modified 8 months, 2 weeks ago by [Robert Heller](https://wordpress.org/support/users/robertpheller/). * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[PayPal Zettle POS for WooCommerce] Broken plugin — Fatal PHP error](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/) * Thread Starter [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [8 months, 2 weeks ago](https://wordpress.org/support/topic/broken-plugin-fatal-php-error/#post-18624695) * This is the message from the error log (/var/log/apache2/error_log): * [Tue Sep 02 12:24:44.772454 2025] [php:error] [pid 625722:tid 625722] [client 108.161.129.198:48784] PHP Fatal error: Declaration of Dhii\Container\ProxyContainer:: has($key) must be compatible with Psr\Container\ContainerInterface::has(string $id): bool in /var/www/countryrobot/wordpress/wp-content/plugins/zettle-pos-integration/ vendor/dhii/containers/src/ProxyContainer.php on line 50 * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[BackWPup – WordPress Backup & Restore Plugin] Guzzlehttp Conflict – Gravity Wiz](https://wordpress.org/support/topic/guzzlehttp-conflict-gravity-wiz/) * [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [1 year, 7 months ago](https://wordpress.org/support/topic/guzzlehttp-conflict-gravity-wiz/#post-18055980) * I am getting this error when I upload a new version of my custom theme. Temporarily deactiveating BackWPup solves the problem. This not a frequent activity, so this workaround will work for me. * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[WebLibrarian] “Web Librarian WP Plugin” has been removed from repository](https://wordpress.org/support/topic/web-librarian-wp-plugin-has-been-removed-from-repository/) * Plugin Author [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [2 years, 1 month ago](https://wordpress.org/support/topic/web-librarian-wp-plugin-has-been-removed-from-repository/#post-17535119) * OK, I have heard back from the WP plugin admins, and I don’t think I will be able to maintain this plugin. See [https://wordpress.org/support/topic/plugin-status-19](https://wordpress.org/support/topic/plugin-status-19) for details. * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[WebLibrarian] Plugin Status](https://wordpress.org/support/topic/plugin-status-19/) * Plugin Author [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [2 years, 1 month ago](https://wordpress.org/support/topic/plugin-status-19/#post-17535111) * OK, I don’t think I can maintain this plugin anymore. I am tossing it out for someone else to take it over. I have put the latest (last) version of the plugin up on github. - This reply was modified 2 years, 1 month ago by [Robert Heller](https://wordpress.org/support/users/robertpheller/). * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[WebLibrarian] “Web Librarian WP Plugin” has been removed from repository](https://wordpress.org/support/topic/web-librarian-wp-plugin-has-been-removed-from-repository/) * Plugin Author [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [2 years, 1 month ago](https://wordpress.org/support/topic/web-librarian-wp-plugin-has-been-removed-from-repository/#post-17532500) * I’ll try to make security updates. But it would probably be better if someone more into maintaining the code took it over. * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[WebLibrarian] “Web Librarian WP Plugin” has been removed from repository](https://wordpress.org/support/topic/web-librarian-wp-plugin-has-been-removed-from-repository/) * Plugin Author [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [2 years, 1 month ago](https://wordpress.org/support/topic/web-librarian-wp-plugin-has-been-removed-from-repository/#post-17532026) * I’ve put the plugin on github ([https://github.com/RobertPHeller/WebLibrarian](https://github.com/RobertPHeller/WebLibrarian)). The security issue is old and was fixed 6 months ago. I have no idea what the WP admins are up to. * Forum: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/) In reply to: [[WebLibrarian] Plugin Status](https://wordpress.org/support/topic/plugin-status-19/) * Plugin Author [Robert Heller](https://wordpress.org/support/users/robertpheller/) * (@robertpheller) * [2 years, 1 month ago](https://wordpress.org/support/topic/plugin-status-19/#post-17529786) * OK, for some reason the plugin is closed because of an old problem that has been fixed for some time. I don’t know why. In any event, the plugin code is now on github. Viewing 15 replies - 1 through 15 (of 476 total) 1 [2](https://wordpress.org/support/users/robertpheller/replies/page/2/?output_format=md) [3](https://wordpress.org/support/users/robertpheller/replies/page/3/?output_format=md)… [30](https://wordpress.org/support/users/robertpheller/replies/page/30/?output_format=md) [31](https://wordpress.org/support/users/robertpheller/replies/page/31/?output_format=md) [32](https://wordpress.org/support/users/robertpheller/replies/page/32/?output_format=md) [→](https://wordpress.org/support/users/robertpheller/replies/page/2/?output_format=md)