Report - Constant Contact Forms 2.17.0

Does "Constant Contact Forms for WordPress" work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on 2026-03-19 14:14:46 UTC.

Summary

Errors

5	PHP deprecation warnings
12	JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 489.88 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.037 seconds
The average page load time increased by this amount after activating the plugin.

Environment

WordPress version	6.9.4
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-06-23T16:48:00+00:00
Active installs	20,000+
WordPress.org page	https://wordpress.org/plugins/constant-contact-forms/
Badges	Get badge code

Pages 14

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=constant-contact-forms%2Fconstant-contact-forms.php&plugin_status=all&paged=1&s&_wpnonce=d5f90ab237
Aspect	after-activation
HTTP status	200
Load time	0.471 s
Memory usage	4.31 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form

URL	/wp-admin/edit.php?post_type=ctct_forms
Aspect	menu-item
HTTP status	200
Load time	0.428 s
Memory usage	4.27 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Add new form

URL	/wp-admin/post-new.php?post_type=ctct_forms
Aspect	menu-item
HTTP status	200
Load time	0.660 s
Memory usage	4.91 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Lists

URL	/wp-admin/edit.php?post_type=ctct_lists
Aspect	menu-item
HTTP status	200
Load time	0.435 s
Memory usage	4.27 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Connect Now

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_connect
Aspect	menu-item
HTTP status	200
Load time	0.534 s
Memory usage	4.18 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Settings

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_settings_general
Aspect	menu-item
HTTP status	200
Load time	0.428 s
Memory usage	4.19 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Settings → Styles

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_settings_styles
Aspect	menu-item-tab
HTTP status	200
Load time	0.373 s
Memory usage	4.19 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Settings → Opt-in

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_settings_optin
Aspect	menu-item-tab
HTTP status	200
Load time	0.367 s
Memory usage	4.19 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Settings → Spam control

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_settings_spam
Aspect	menu-item-tab
HTTP status	200
Load time	0.374 s
Memory usage	4.19 MiB
JS errors	None
Resource errors	None

Contact form → Settings → Support

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_settings_support
Aspect	menu-item-tab
HTTP status	200
Load time	0.374 s
Memory usage	4.19 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → Settings → Account

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_settings_auth
Aspect	menu-item-tab
HTTP status	200
Load time	0.357 s
Memory usage	4.19 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Contact form → About

URL	/wp-admin/edit.php?post_type=ctct_forms&page=ctct_options_about
Aspect	menu-item
HTTP status	200
Load time	1.440 s
Memory usage	4.19 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.463 s
Memory usage	4.32 MiB
JS errors	None
Resource errors	None

Widgets ‹ Test site — WordPress

URL	/wp-admin/widgets.php
Aspect	new-sidebar-widgets
HTTP status	200
Load time	1.128 s
Memory usage	6.56 MiB
JS errors	[ { "message": "TypeError: Cannot read properties of null (reading 'value')\n at Object.t.bindEvents (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:17188)\n at Object.t.init (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:16793)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18003\n at Object.611 (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18010)\n at n (/wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18137)\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18522\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18529\n at /wp-content/plugins/constant-contact-forms/assets/js/ctct-plugin-admin.min.js?ver=2.17.0:2:18532", "trace": null, "code": null } ]
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.464 s	0.506 s	+0.042 s	3.78 MiB	4.25 MiB	+ 487.48 KiB
/wp-admin/edit.php	0.380 s	0.326 s	-0.054 s	3.78 MiB	4.27 MiB	+ 501.09 KiB
/wp-admin/post-new.php	0.872 s	0.943 s	+0.071 s	6.31 MiB	7.05 MiB	+ 761.54 KiB
/wp-admin/upload.php	0.450 s	0.612 s	+0.162 s	3.74 MiB	4.17 MiB	+ 439.1 KiB
/wp-admin/options-writing.php	0.343 s	0.519 s	+0.176 s	3.71 MiB	4.15 MiB	+ 443.41 KiB
/wp-admin/media-new.php	0.507 s	0.352 s	-0.155 s	3.7 MiB	4.14 MiB	+ 451.6 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.331 s	0.330 s	-0.001 s	3.72 MiB	4.16 MiB	+ 456.46 KiB
/wp-admin/post-new.php?post_type=page	0.690 s	0.754 s	+0.064 s	6.3 MiB	7.03 MiB	+ 755.02 KiB
/wp-admin/options-discussion.php	0.349 s	0.426 s	+0.077 s	3.71 MiB	4.14 MiB	+ 439.59 KiB
/wp-admin/edit-comments.php	0.329 s	0.404 s	+0.075 s	3.74 MiB	4.16 MiB	+ 439.41 KiB
/	0.287 s	0.234 s	-0.053 s	4.11 MiB	4.32 MiB	+ 213.99 KiB
Average	0.455 s	0.491 s	+0.037 s	4.24 MiB	4.71 MiB	+ 489.88 KiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP

Language		%	Lines of code	Comment lines	Files
	PHP	72.3%	21,205	14,113	212
	Markdown	7.8%	2,298	0	17
	Sass	6.2%	1,811	83	20
	JavaScript	6.2%	1,810	799	30
	CSS	5.4%	1,574	15	4
	JSON	2.0%	585	0	7
	SVG	0.1%	34	2	6
	XML	0.1%	19	0	1
	YAML	0.0%	6	0	1
	Bourne Shell	0.0%	3	0	1
Total			29,345	15,012	299

PHP Code Analysis | More results »

Lines of code	10,319
Total complexity	2,036
Median class complexity	19.5
Median method complexity	2.0
Most complex class	ConstantContact_Display
Most complex function	ConstantContact_Process_Form::process_form()

Classes	40
Methods	527
Functions	74

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Options `wp_options` 7

ctct_auth_url
ctct_log_suffix
ctct_plugin_activated_date
ctct_plugin_version
CtctConstantContactcode_verifier
CtctConstantContactState
widget_ctct_form

Custom Post Types 2

ID	Name
ctct_forms	Forms
ctct_lists	Lists

Sidebar Widgets 1

ID	Name
ctct_form	Constant Contact Form

Meta Boxes

{
    "ctct_lists": {
        "ctct_list_metabox": {
            "title": "List Information",
            "context": "normal"
        }
    },
    "ctct_forms": {
        "ctct_0_description_metabox": {
            "title": "Form description",
            "context": "normal"
        },
        "ctct_0_list_metabox": {
            "title": "Constant Contact lists",
            "context": "normal"
        },
        "ctct_1_optin_metabox": {
            "title": "Form options",
            "context": "normal"
        },
        "ctct_2_fields_metabox": {
            "title": "Form fields",
            "context": "normal"
        },
        "ctct_2_generated_metabox": {
            "title": "Embed shortcode",
            "context": "side"
        },
        "email_settings": {
            "title": "Email settings",
            "context": "side"
        },
        "ctct_1_custom_form_css_metabox": {
            "title": "Form design",
            "context": "side"
        },
        "ctct_1_custom_input_css_metabox": {
            "title": "Input design",
            "context": "side"
        },
        "ctct_3_reset_css_metabox": {
            "title": "Reset styles",
            "context": "side"
        }
    }
}

PHP Error Log 5 lines

[19-Mar-2026 14:15:13 UTC] PHP Deprecated:  strip_tags(): Passing null to parameter #1 ($string) of type string is deprecated in /wp-admin/admin-header.php on line 41
[19-Mar-2026 14:15:14 UTC] PHP Deprecated:  strip_tags(): Passing null to parameter #1 ($string) of type string is deprecated in /wp-admin/admin-header.php on line 41
[19-Mar-2026 14:15:15 UTC] PHP Deprecated:  strip_tags(): Passing null to parameter #1 ($string) of type string is deprecated in /wp-admin/admin-header.php on line 41
[19-Mar-2026 14:15:16 UTC] PHP Deprecated:  strip_tags(): Passing null to parameter #1 ($string) of type string is deprecated in /wp-admin/admin-header.php on line 41
[19-Mar-2026 14:15:17 UTC] PHP Deprecated:  strip_tags(): Passing null to parameter #1 ($string) of type string is deprecated in /wp-admin/admin-header.php on line 41

Constant Contact Forms 2.17.0