https://docs.whmcs.com/9-1/tags/system-theme/Recent content in system-theme onHugo -- gohugo.iohttps://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/preview-a-template/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/preview-a-template/Shows how to preview an unpublished system theme by appending the systpl query parameter to the WHMCS URL, and how to preview an order form template using the carttpl parameter on the cart.php URL.https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-customizations/troubleshooting-customizations/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-customizations/troubleshooting-customizations/Links to dedicated troubleshooting pages for hooks, order form templates, system themes, and WHMCS API calls, and lists common issue links for order-form-template and system-theme problems via the troubleshooting-links shortcode.https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-customizations/troubleshooting-system-themes/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-customizations/troubleshooting-system-themes/Describes checking the Activity Log for Smarty templating errors, switching to a different system theme template to isolate whether the issue is theme-specific or module/hook-related, and updating templates that use legacy Smarty PHP tags unsupported since WHMCS 9.0.https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/create-customizations-with-git/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/create-customizations-with-git/Details the steps to find and clone a WHMCS theme or order form template repository from the WHMCS GitHub account, verify the clone with git status and git log, apply customizations, and upload the resulting theme or template to a WHMCS installation.https://docs.whmcs.com/9-1/troubleshooting/general-troubleshooting/empty-pages/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/troubleshooting/general-troubleshooting/empty-pages/Diagnoses empty page content caused by a missing or syntax-broken template file, using Smarty Error entries in the System Activity Log to identify the affected .tpl file, then either restoring a missing file like clientregister.tpl or correcting a syntax error at the reported line in files such as configureproduct.tpl.https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/update-customizations-manually/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/update-customizations-manually/Walks through manually applying template changes before a version update: checking Release Notes, comparing files in templates/template_name, replacing changed lines, and clearing the template cache via Utilities > System > System Cleanup.https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-addon-modules/theme-editor/theme-editor-deletion-errors/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-addon-modules/theme-editor/theme-editor-deletion-errors/Covers the Theme Editor error “You cannot delete the active system theme,” which occurs when deleting the theme set as System Theme, and lists the fix: select a different System Theme in General Settings, save, then delete the theme in Theme Management.https://docs.whmcs.com/9-1/addon-modules/theme-editor/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/addon-modules/theme-editor/Covers creating, editing, and deleting Client Area themes in WHMCS Cloud, the editable theme files (custom.css, footer.tpl, header.tpl, homepage.tpl), and updating a theme’s color palette.https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-addon-modules/theme-editor/theme-editor-creation-errors/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/troubleshooting/troubleshoot-addon-modules/theme-editor/theme-editor-creation-errors/Covers the Theme Editor error “The system could not create the theme,” caused by a duplicate or invalid theme name, and lists fix steps: check Theme Management for existing names and confirm Theme File Name uses only alphanumeric characters, hyphens, and underscores.https://docs.whmcs.com/9-1/customization/themes-and-templates/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/customization/themes-and-templates/Distinguishes system themes (controlling the Client Area’s user interface, selected in General Settings) from order form templates (controlling the shopping cart’s look, assigned per product group at System Settings > Products/Services), and points to WHMCS’s Git repositories on GitHub as starting points for custom theme and template development.https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/update-customizations-with-git/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/customization/client-area-customization-tutorials/update-customizations-with-git/Details the git-based workflow for updating a customized theme or template: viewing the GitHub diff, running git fetch origin, running git merge origin/master, resolving CONFLICT messages, and uploading the merged files to the WHMCS installation.https://docs.whmcs.com/9-1/customization/whmcs-base-url-template/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/customization/whmcs-base-url-template/Explains the whmcsBaseUrl template variable that exposes the WHMCS System URL setting to JavaScript AJAX calls, the browser console warning that appears when a template omits it, and the fix of adding a script block using WebHelper::getBaseUrl() in the head section before scripts.min.js loads.https://docs.whmcs.com/9-1/system/system-tutorials/change-the-system-theme/Mon, 01 Jan 0001 00:00:00 +0000https://docs.whmcs.com/9-1/system/system-tutorials/change-the-system-theme/Gives the steps to select a value for System Theme, populated from the /templates directory subfolders, on the General tab of General Settings.