404 email alerts gone MAD!

Hi,
I set up 404 alerts in the maintenance extension to be alerted when a visitor lands on a none existing page but myself and some of my clients are getting bombarded with 404 alert emails now and I can’t stop them!!
I wasn’t expecting the amounts of alerts I am getting.

I don’t seem to be able to turn off the alerts now. I click the ‘Enable 404 email notifications’ off, save the settings the extension syncs with my child sites and the ‘Enable 404 email notifications’ toggle is still green (on)

Please help

Thank you.

Regards

Richard Thorne

Hi @RichThorne

Can you please check your Error Logs and paste your results here? This can be found at MainWP > Info > Error Log.

And also, can you please post the community system report from your MainWP Dashboard for review? The report is located in your Dashboard under Info → Server, on the top right of the page.

Be sure to use the button like the one below; this button hides all your private information:

image

Pressing the button auto-copies the report to your clipboard, then just paste it in a reply here.

If hackers are trying to test for installed plugins (vulnerabilities), backdoors, webshells etc. you will get a lot of 404s (hopefully :wink: ), so I’m not sure why you even want to enable there alerts.

Cos I didn’t understand the impact of activating the alerts.

1 Like

I think the alerts have stopped now, although the 404 alert screen still shows as if it’s activated.
Here’s the error log (last 49 results)…


#2 /home/richardt/public_html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters('', Array)

Stack trace:
#0 /home/richardt/public_html/wp-content/plugins/advanced-uptime-monitor-extension/class/class-mainwp-aum-main-controller.php(156): MainWP\Extensions\AUM\MainWP_AUM_UptimeRobot_API->delete_monitor(NULL)
#3 /home/richardt/public_html/wp-includes/plugin.php(476): WP_Hook->do_action(Array)
#4 /home/richardt/public_html/wp-admin/admin-ajax.php(187): do_action(‘wp_ajax_mainwp_…’)
#5 {main}
thrown in /home/richardt/public_html/wp-content/plugins/advanced-uptime-monitor-extension/class/class-mainwp-aum-uptimerobot-api.php on line 563
#1 /home/richardt/public_html/wp-includes/class-wp-hook.php(307): MainWP\Extensions\AUM\MainWP_AUM_Main_Controller->ajax_delete_url(’’)
01-Jun-2022 10:23:20 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
01-Jun-2022 10:28:19 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
01-Jun-2022 11:10:29 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 524
01-Jun-2022 11:39:58 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
01-Jun-2022 14:50:54 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
07-Jun-2022 15:24:51 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
07-Jun-2022 15:41:38 UTC PHP Fatal error: Uncaught Exception: Value not specified: monitorId in /home/richardt/public_html/wp-content/plugins/advanced-uptime-monitor-extension/class/class-mainwp-aum-uptimerobot-api.php:563
07-Jun-2022 15:52:19 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
07-Jun-2022 15:54:32 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
08-Jun-2022 09:54:15 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
08-Jun-2022 10:08:57 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
08-Jun-2022 14:46:56 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
08-Jun-2022 15:06:33 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
08-Jun-2022 15:09:35 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
08-Jun-2022 15:27:47 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 524
08-Jun-2022 17:22:11 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
10-Jun-2022 11:17:13 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
10-Jun-2022 11:46:14 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
13-May-2022 08:37:59 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
14-May-2022 12:17:54 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
15-Jun-2022 09:02:59 UTC PHP Warning: file_get_contents(/home/richardt/public_html/wp-content/plugins/wordfence /wordfence.php): failed to open stream: No such file or directory in /home/richardt/public_html/wp-includes/functions.php on line 6633
15-Jun-2022 09:03:00 UTC PHP Warning: file_get_contents(/home/richardt/public_html/wp-content/plugins/wordfence /wordfence.php): failed to open stream: No such file or directory in /home/richardt/public_html/wp-includes/functions.php on line 6633
15-May-2022 14:54:36 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
17-May-2022 09:51:22 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
17-May-2022 12:21:10 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 524
17-May-2022 13:56:14 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
19-May-2022 08:38:10 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
19-May-2022 09:25:53 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
19-May-2022 11:15:21 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
19-May-2022 13:39:22 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
25-May-2022 12:57:32 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
25-May-2022 12:59:47 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
25-May-2022 13:04:02 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
26-May-2022 17:22:08 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
26-May-2022 18:05:37 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
26-May-2022 18:07:11 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
26-May-2022 18:07:23 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
27-May-2022 14:04:12 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
27-May-2022 14:11:56 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
27-May-2022 16:10:49 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471
27-May-2022 16:11:22 UTC PHP Warning: A non-numeric value encountered in /home/richardt/public_html/wp-content/plugins/mainwp-domain-monitor-extension/class/class-mainwp-domain-monitor-admin.php on line 471

System report


### WordPress Check                Required                                               Detected                                     Status   ###

FileSystem Method                  = direct                                               direct                                       Pass        
MultiSite Disabled                 =true                                                  true                                         Pass        
WordPress Memory Limit             >=64M                                                  40M                                          Warning     
WordPress Version                  >=3.6                                                  6.0                                          Pass        

### PHP                            Required                                               Detected                                     Status   ###

cURL Extension Enabled             =true                                                  true                                         Pass        
cURL SSL Version                   >=OpenSSL/1.1.0                                        OpenSSL/1.1.1d                               Pass        
cURL Timeout                       >=300 seconds                                          60                                           Warning     
cURL Version                       >=7.18.1                                               7.71.0                                       Pass        
PCRE Backtracking Limit            >=10000                                                1000000                                      Pass        
PHP Allow URL fopen                N/A                                                    YES                                                      
PHP Disabled Functions             N/A                                                    No functions disabled.                                   
PHP Exif Support                   N/A                                                    YES ( V7.4.)                                             
PHP IPTC Support                   N/A                                                    YES                                                      
PHP Loaded Extensions              N/A                                                    Core, PDO, PDO_ODBC, Phar, Reflection, SPL, SimpleXML, Zend OPcache, bcmath, bz2, calendar, ctype, curl, date, dba, dom, enchant, exif, fileinfo, filter, ftp, gd, gettext, gmp, hash, i360, iconv, igbinary, imagick, imap, intl, ionCube Loader, json, ldap, libxml, litespeed, mbstring, memcached, mysqli, mysqlnd, odbc, openssl, pcntl, pcre, pdo_mysql, pdo_pgsql, pdo_sqlite, pgsql, posix, pspell, readline, session, shmop, snmp, soap, sockets, sqlite3, standard, sysvmsg, sysvsem, sysvshm, tokenizer, xml, xmlreader, xmlrpc, xmlwriter, xsl, zip, zlib            
PHP Max Execution Time             >=30 seconds                                           256                                          Pass        
PHP Max Input Time                 >=30 seconds                                           -1                                           Pass        
PHP Memory Limit                   >=128M                                                 1G                                           Pass        
PHP Post Max Size                  >=2M                                                   1024M                                        Pass        
PHP Safe Mode Disabled             =true                                                  true                                         Pass        
PHP Upload Max Filesize            >=2M                                                   1G                                           Pass        
PHP Version                        >=7.0                                                  7.4.29                                       Pass        
PHP XML Support                    N/A                                                    YES                                                      
SSL Extension Enabled              =true                                                  true                                         Pass        
SSL Warnings                       = empty                                                                                             Pass        

### MySQL                          Required                                               Detected                                     Status   ###

MySQL Client Encoding              N/A                                                    utf8mb4                                                  
MySQL Mode                         N/A                                                    NO_ENGINE_SUBSTITUTION                                   
MySQL Version                      >=5.0                                                  10.5.15-MariaDB-cll-lve                      Pass        

### Server Configuration           Detected Value                                      ###

Accept Content                     text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
Accept-Charset Content             N/A                                                    
Architecture                       64		 bit                                               
Gateway Interface                                                                         
HTTPS                              ON                                                     
Memory Usage                       23.32 MB                                               
Operating System                   Linux                                                  
Request Time                       1655383364                                             
Server Protocol                    HTTP/1.1                                               
Server self connect                Response Test O.K.                                     
Server Software                    LiteSpeed                                              
User Agent                         Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36

### MainWP Dashboard Settings      Detected Value                                      ###

Abandoned plugins/themes tolerance 360                                                    
Basic uptime monitoring enabled    No                                                     
Cache control enabled              Yes                                                    
MainWP Dashboard Version           Latest: 4.2.4.1 | Detected: 4.2.4.1 Pass               
MainWP legacy backups enabled      No                                                     
Maximum number of pages to return                                                         
Maximum number of posts to return                                                         
Maximum simultaneous install and update requests3                                                      
Maximum simultaneous requests      4                                                      
Maximum simultaneous requests per ip1                                                      
Maximum simultaneous sync requests 2                                                      
Minimum delay between requests     200                                                    
Minimum delay between requests to the same ip1000                                                   
Number of child sites              30                                                     
Optimize for shared hosting or big networksYes                                                    
Plugin advanced automatic updates enabledNo                                                     
Primary Backup System              MainWP UpdraftPlus Extension                           
REST API enabled                   No                                                     
Site health monitoring enabled     Yes                                                    
Theme advanced automatic updates enabledNo                                                     
Use WP Cron                        Yes                                                    
WP Core advanced automatic updates enabledYes                                                    

### Extensions                     Version                                                License                                      Status   ###

Activity Log for MainWP            2.0.0                                                                                                           
Advanced Uptime Monitor Extension  5.2.2                                                  Actived                                      Pass        
MainWP Client Reports Extension    4.0.11                                                 Actived                                      Pass        
MainWP Favorites Extension         4.0.10                                                 Actived                                      Pass        
MainWP Google Analytics Extension  4.0.4                                                  Actived                                      Pass        
MainWP Lighthouse Extension        4.0                                                    Deactivated                                  Warning     
MainWP Maintenance Extension       4.1.1                                                  Actived                                      Pass        
MainWP UpdraftPlus Extension       4.0.5                                                  Actived                                      Pass        
MainWP White Label Extension       4.1.1                                                  Actived                                      Pass        
MainWP Wordfence Extension         4.0.5                                                  Actived                                      Pass        

### Plugin                         Version                                                Status                                    ###

Activity Log for MainWP            2.0.0                                                  Active                                       
Akismet Anti-Spam                  4.2.4                                                  Active                                       
LiteSpeed Cache                    4.6                                                    Active                                       
MainWP Child Reports               2.0.8                                                  Active                                       
MainWP Dashboard                   4.2.4.1                                                Active                                       
UpdraftPlus - Backup/Restore       2.16.21.1                                              Active                                       
Wordfence Security                 7.5.11                                                 Active                                       
WP Mail SMTP                       3.4.0                                                  Active                                       

1 Like

@RichThorne

Thank you for the system report.

Would you mind opening a private Help Desk ticket so we can collect some additional information & investigate further?

Thank you
I’ve done that now.
Ticket No #12275

Regards

Richard

1 Like

Just to provide an update on this - there was an issue with deactivating the 404 alert option on several sites so the full uninstall and reinstall of the MainWP Child plugin was necessary.

1 Like

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