Title: Error message -WARNING: call_user_func_array() expects parameter 1 to be a valid Last modified: December 18, 2018 --- # Error message -WARNING: call_user_func_array() expects parameter 1 to be a valid * Resolved [Jamesbelluk](https://wordpress.org/support/users/jamesbelluk/) * (@jamesbelluk) * [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/) * hi. the backup for this site is failing with the following error message: WARNING: call_user_func_array() expects parameter 1 to be a valid callback, function ‘ menu_item_text’ not found or invalid function name * Here is the full log. Can you please help thank you. * [INFO] BackWPup job: DFH to Dropbox [INFO] Logfile is: backwpup_log_d2bd96_2018- 12-18_12-18-20.html [INFO] Backup file is: backwpup_SDJL3FSZ01_2018-12-18_12- 18-20.zip [18-Dec-2018 12:18:20] 1. Try to backup database … [18-Dec-2018 12: 18:20] Connected to database c15_d4h on burnejones.artonezero.com [18-Dec-2018 12:18:20] Added database dump “c15_d4h.sql” with 2.25 MB to backup file list [ 18-Dec-2018 12:18:20] Database backup done! [18-Dec-2018 12:18:20] 1. Trying to make a list of folders to back up … [18-Dec-2018 12:18:24] Added “wp-config. php” to backup file list [18-Dec-2018 12:18:24] 957 folders to backup. [18-Dec- 2018 12:18:25] 1. Trying to create a WordPress export to XML file … [18-Dec-2018 12:18:26] Check WP Export file … [18-Dec-2018 12:18:26] WP Export file is a valid WXR file. [18-Dec-2018 12:18:26] Added XML export “Design_for_Homes.wordpress. 2018-12-18.xml” with 931.63 KB to backup file list. [18-Dec-2018 12:18:26] 1. Trying to generate a file with installed plugin names … [18-Dec-2018 12:18:26] Added plugin list file “Design-for-Homes.pluginlist.2018-12-18.txt” with 2.20 KB to backup file list. [18-Dec-2018 12:18:26] 1. Trying to generate a manifest file … [18-Dec-2018 12:18:26] Added manifest.json file with 6.36 KB to backup file list. [18-Dec-2018 12:18:26] 1. Trying to create backup archive … [18-Dec- 2018 12:18:26] Compressing files as ZipArchive. Please be patient, this may take a moment. [18-Dec-2018 12:18:26] Array ( [0] => /var/www/clients/client15/web477/ web/wp-content/uploads/backwpup-d2bd96-temp/c15_d4h.sql [1] => /var/www/clients/ client15/web477/web/wp-config.php [2] => /var/www/clients/client15/web477/web/ wp-content/uploads/backwpup-d2bd96-temp/Design_for_Homes.wordpress.2018-12-18. xml [3] => /var/www/clients/client15/web477/web/wp-content/uploads/backwpup-d2bd96- temp/Design-for-Homes.pluginlist.2018-12-18.txt [4] => /var/www/clients/client15/ web477/web/wp-content/uploads/backwpup-d2bd96-temp/manifest.json [5] => /var/ www/clients/client15/web477/web/wp-content/uploads/backwpup-d2bd96-temp/backwpup_readme. txt ) [18-Dec-2018 12:20:30] Backup archive created. [18-Dec-2018 12:20:30] Archive size is 211.74 MB. [18-Dec-2018 12:20:30] 6924 Files with 278.40 MB in Archive.[ 18-Dec-2018 12:20:30] 1. Try to send backup file to Dropbox … [18-Dec-2018 12: 20:31] Authenticated with Dropbox of user: Fiona Birkbeck [18-Dec-2018 12:20: 31] Uploading to Dropbox … [18-Dec-2018 12:20:31] Beginning new file upload session[ 18-Dec-2018 12:22:00] Finishing upload session with a total of 212 MB uploaded[ 18-Dec-2018 12:22:03] Backup transferred to /Design-for-Homes/backwpup_SDJL3FSZ01_2018- 12-18_12-18-20.zip [18-Dec-2018 12:22:04] 1. Trying to check database … [18-Dec- 2018 12:22:04] Database check done! [18-Dec-2018 12:22:04] WARNING: call_user_func_array() expects parameter 1 to be a valid callback, function ‘menu_item_text’ not found or invalid function name [18-Dec-2018 12:22:04] [18-Dec-2018 12:22:04] WARNING: Job finished with warnings in 224 seconds. Please resolve them for correct execution. * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid%2F%3Foutput_format%3Dmd&locale=en_US) to see the link]_ Viewing 5 replies - 1 through 5 (of 5 total) * [happyAnt](https://wordpress.org/support/users/duongcuong96/) * (@duongcuong96) * [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/#post-11002992) * Hi [@jamesbelluk](https://wordpress.org/support/users/jamesbelluk/) Please update the plugin to the latest 3.6.6 then try again. Thanks! * Thread Starter [Jamesbelluk](https://wordpress.org/support/users/jamesbelluk/) * (@jamesbelluk) * [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/#post-11006700) * Hello. I have updated to 3.6.6. but the problem is still happening. Here is a log of the backup I attempted after updating. No backup file has appeared in my dropbox. Thank you for any help you can give. * [INFO] Backup file is: backwpup_DTJL3FQZ01_2018-12-19_09-43-27.zip [19-Dec-2018 09:43:27] 1. Try to backup database … [19-Dec-2018 09:43:27] Connected to database c15_d4h on burnejones.artonezero.com [19-Dec-2018 09:43:27] Added database dump“ c15_d4h.sql” with 2.29 MB to backup file list [19-Dec-2018 09:43:27] Database backup done! [19-Dec-2018 09:43:27] 1. Trying to make a list of folders to back up … [19-Dec-2018 09:43:32] Added “wp-config.php” to backup file list [19-Dec- 2018 09:43:32] 957 folders to backup. [19-Dec-2018 09:43:33] 1. Trying to create a WordPress export to XML file … [19-Dec-2018 09:43:33] Check WP Export file …[ 19-Dec-2018 09:43:33] WP Export file is a valid WXR file. [19-Dec-2018 09:43: 33] Added XML export “Design_for_Homes.wordpress.2018-12-19.xml” with 931.63 KB to backup file list. [19-Dec-2018 09:43:33] 1. Trying to generate a file with installed plugin names … [19-Dec-2018 09:43:33] Added plugin list file “Design- for-Homes.pluginlist.2018-12-19.txt” with 2.20 KB to backup file list. [19-Dec- 2018 09:43:33] 1. Trying to generate a manifest file … [19-Dec-2018 09:43:33] Added manifest.json file with 6.36 KB to backup file list. [19-Dec-2018 09:43: 33] 1. Trying to create backup archive … [19-Dec-2018 09:43:33] Compressing files as ZipArchive. Please be patient, this may take a moment. [19-Dec-2018 09:46: 13] Backup archive created. [19-Dec-2018 09:46:13] Archive size is 211.75 MB.[ 19-Dec-2018 09:46:13] 6924 Files with 278.46 MB in Archive. [19-Dec-2018 09:46: 13] 1. Try to send backup file to Dropbox … [19-Dec-2018 09:46:14] Authenticated with Dropbox of user: Fiona Birkbeck [19-Dec-2018 09:46:14] Uploading to Dropbox…[ 19-Dec-2018 09:46:14] Beginning new file upload session [19-Dec-2018 09:47:48] Finishing upload session with a total of 212 MB uploaded [19-Dec-2018 09:47:50] Backup transferred to /Design-for-Homes/backwpup_DTJL3FQZ01_2018-12-19_09-43- 27.zip [19-Dec-2018 09:47:51] WARNING: call_user_func_array() expects parameter 1 to be a valid callback, function ‘menu_item_text’ not found or invalid function name [19-Dec-2018 09:47:51] [19-Dec-2018 09:47:52] 1. Trying to check database…[ 19-Dec-2018 09:47:52] Database check done! [19-Dec-2018 09:47:52] WARNING: call_user_func_array() expects parameter 1 to be a valid callback, function ‘menu_item_text’ not found or invalid function name [19-Dec-2018 09:47:52] [19-Dec-2018 09:47:52] WARNING: Job finished with warnings in 265 seconds. Please resolve them for correct execution. * [happyAnt](https://wordpress.org/support/users/duongcuong96/) * (@duongcuong96) * [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/#post-11007088) * Hi [@jamesbelluk](https://wordpress.org/support/users/jamesbelluk/), I think the warning caused because of other plugins, please try to install [https://wordpress.org/plugins/health-check/](https://wordpress.org/plugins/health-check/), enable troubleshooting mode ( Plugins -> WP heal check -> troubleshooting ), activate only BackWPUp then try run the job again, if there is no warning so the issue come from other plugins. Thank you! * Thread Starter [Jamesbelluk](https://wordpress.org/support/users/jamesbelluk/) * (@jamesbelluk) * [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/#post-11015903) * ok Thanks, * Ill try that when I can. Please consider this closed. * [happyAnt](https://wordpress.org/support/users/duongcuong96/) * (@duongcuong96) * [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/#post-11016025) * [@jamesbelluk](https://wordpress.org/support/users/jamesbelluk/) Okay, So I mark the issue as resolved, if you have the issue, please re-open this again 🙂 Merry Christmas 🌲🌲🌲🌲 Viewing 5 replies - 1 through 5 (of 5 total) The topic ‘Error message -WARNING: call_user_func_array() expects parameter 1 to be a valid’ is closed to new replies. * ![](https://ps.w.org/backwpup/assets/icon-256x256.png?rev=3236141) * [BackWPup – WordPress Backup & Restore Plugin](https://wordpress.org/plugins/backwpup/) * [Support Threads](https://wordpress.org/support/plugin/backwpup/) * [Active Topics](https://wordpress.org/support/plugin/backwpup/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/backwpup/unresolved/) * [Reviews](https://wordpress.org/support/plugin/backwpup/reviews/) * 5 replies * 2 participants * Last reply from: [happyAnt](https://wordpress.org/support/users/duongcuong96/) * Last activity: [7 years, 5 months ago](https://wordpress.org/support/topic/error-message-warning-call_user_func_array-expects-parameter-1-to-be-a-valid/#post-11016025) * Status: resolved