Title: Tag generator js errors Last modified: August 30, 2016 --- # Tag generator js errors * [thieffolo](https://wordpress.org/support/users/thieffolo/) * (@thieffolo) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/) * Hello, I have this js error on create or edit a form. * ``` Uncaught TypeError: Cannot read property 'update' of undefined tag-generator.js:21 Uncaught TypeError: Cannot read property 'normalize' of undefined tag-generator.js:28 Uncaught TypeError: Cannot read property 'insert' of undefined ``` * In this way i can’t create or edit a form…any idea? Thank you! * [https://wordpress.org/plugins/contact-form-7/](https://wordpress.org/plugins/contact-form-7/) Viewing 15 replies - 1 through 15 (of 19 total) 1 [2](https://wordpress.org/support/topic/tag-generator-js-errors/page/2/?output_format=md) [→](https://wordpress.org/support/topic/tag-generator-js-errors/page/2/?output_format=md) * Plugin Author [Takayuki Miyoshi](https://wordpress.org/support/users/takayukister/) * (@takayukister) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206809) * What version of WordPress and Contact Form 7 do you use? * [António Pinto (Vanguardly)](https://wordpress.org/support/users/apintocr/) * (@apintocr) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206855) * I also have exactly the same issue. Using latest CF7 4.2 and WP4.2.2 * Already switched to default theme and disabled all plugins. * The issue appeard after the update to CF7 4.2 * Thread Starter [thieffolo](https://wordpress.org/support/users/thieffolo/) * (@thieffolo) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206875) * wp version 4.2.2 and plugin version 4.2 * Plugin Author [Takayuki Miyoshi](https://wordpress.org/support/users/takayukister/) * (@takayukister) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206879) * Which browser did you use? Do you see the error with other browsers? * [António Pinto (Vanguardly)](https://wordpress.org/support/users/apintocr/) * (@apintocr) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206892) * I did used Chrome and Tested with FireFox (both last versions) * Thread Starter [thieffolo](https://wordpress.org/support/users/thieffolo/) * (@thieffolo) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206948) * Hello Takayuki, firefox and safari too are full of JS error like: TypeError: _wpcf7.taggen is undefined * Plugin Author [Takayuki Miyoshi](https://wordpress.org/support/users/takayukister/) * (@takayukister) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206950) * thieffolo, can you tell me precisely when do you see the error? Is it when you click the contact form name in _Contact > Contact Forms_ menu? Or, when you click on a tag-generator button? * Also, how is the error displayed? In a JavaScript alert popup? * Thread Starter [thieffolo](https://wordpress.org/support/users/thieffolo/) * (@thieffolo) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206951) * This first error is showed on edit the post (form) `tag-generator.js?ver=4.2: 11 Uncaught TypeError: Cannot read property 'update' of undefined` * The modal window opens correctly but on pressing on Insert Tag button: `tag- generator.js?ver=4.2:28 Uncaught TypeError: Cannot read property 'insert' of undefined` * All errors are printed in the console. * Hope it helps…thank you * Plugin Author [Takayuki Miyoshi](https://wordpress.org/support/users/takayukister/) * (@takayukister) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206952) * Thank you. What other plugins and theme do you use? * Thread Starter [thieffolo](https://wordpress.org/support/users/thieffolo/) * (@thieffolo) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206955) * It’s a custom theme (a very simple theme). Installed plugins are WooCommerce and Query Monitor for debugging but the error is still here even with all plugins deactivated. * thank you * [ryansigg](https://wordpress.org/support/users/ryansigg/) * (@ryansigg) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206956) * I am having the same error “_wpcf7.taggen is undefined” when clicking the “Insert Tag” button in the generator, or ticking any of the checkboxes. * Plugin 4.2 WP 4.1 [List of plugins (pastebin)](http://pastebin.com/RE5w5mvs) * I can create a form by adding tags manually and save with no issue. Sorry, if you would like me to start another thread I will. * Chrome: Uncaught TypeError: Cannot read property ‘insert’ of undefined(anonymous function) @ tag-generator.js?ver=4.2:28m.event.dispatch @ jquery.min.js:3r.handle @ jquery.min.js:3 * Firebug: TypeError: _wpcf7.taggen is undefined _wpcf7.taggen.insert(tag); /plugins/ contact-form-7/admin/js/tag-generator.js?ver=4.2 Line 28, Col 2 * Plugin Author [Takayuki Miyoshi](https://wordpress.org/support/users/takayukister/) * (@takayukister) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206957) * thieffolo, thanks. can I see the site? * [pawdat](https://wordpress.org/support/users/pawdat/) * (@pawdat) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206965) * The problem occurs when you have ‘SCRIPT_DEBUG’ constant defined in wp-config. php. I hope it will help you to track down those bugs. * Thread Starter [thieffolo](https://wordpress.org/support/users/thieffolo/) * (@thieffolo) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206977) * Yes! Thank you pawdat your answer is right…I’m on a development environment so all debugging constant are true and SCRIPT_DEBUG was one of them… * thanks to all… * Plugin Author [Takayuki Miyoshi](https://wordpress.org/support/users/takayukister/) * (@takayukister) * [10 years, 11 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/#post-6206978) * Thanks for the info. I’m dealing with it. Viewing 15 replies - 1 through 15 (of 19 total) 1 [2](https://wordpress.org/support/topic/tag-generator-js-errors/page/2/?output_format=md) [→](https://wordpress.org/support/topic/tag-generator-js-errors/page/2/?output_format=md) The topic ‘Tag generator js errors’ is closed to new replies. * ![](https://ps.w.org/contact-form-7/assets/icon.svg?rev=2339255) * [Contact Form 7](https://wordpress.org/plugins/contact-form-7/) * [Frequently Asked Questions](https://wordpress.org/plugins/contact-form-7/#faq) * [Support Threads](https://wordpress.org/support/plugin/contact-form-7/) * [Active Topics](https://wordpress.org/support/plugin/contact-form-7/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/contact-form-7/unresolved/) * [Reviews](https://wordpress.org/support/plugin/contact-form-7/reviews/) * 19 replies * 8 participants * Last reply from: [ventoh](https://wordpress.org/support/users/ventoh/) * Last activity: [10 years, 10 months ago](https://wordpress.org/support/topic/tag-generator-js-errors/page/2/#post-6207008) * Status: not resolved