Title: Error: Bad Request (for some users when syncing)) Last modified: March 15, 2018 --- # Error: Bad Request (for some users when syncing)) * Resolved [matthiasreiter](https://wordpress.org/support/users/matthiasreiter/) * (@matthiasreiter) * [8 years, 2 months ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/) * Hello, * I get prompted the following Error Message for some users when using Mailchimp User Sync: “Error: Bad Request”. Does anyone know how to resolve this? * Her is the full report for manual synchronization: * 06:57:21Found 8 users. 06:57:22Fetched 8 users. 06:57:22Handling #1 admin <*** @***.de> 06:57:25Success: Updated user 1 06:57:25Handling #7 E***** <***@***. de> **06:57:27Error: Bad Request** 06:57:27Handling #8 G***** <***@***.de> ** 06:57:29Error: Bad Request** 06:57:29Handling #6 K***** <***@***.de> 06:57:31Success: Updated user 6 06:57:31Handling #3 M***** <***@***.de> 06:57:33Success: Updated user 3 06:57:33Handling #5 M***** <***@***.de> **06:57:36Error: Bad Request** 06:57:36Handling #4 T***** <***@***.net> 06:57:40Success: Updated user 4 06:57: 40Handling #2 U***** <***@***.de> 06:57:42Success: Updated user 2 06:57:42Done * Any help is appreciated. With kind regards Matthias Reiter Viewing 5 replies - 1 through 5 (of 5 total) * Plugin Contributor [Lap](https://wordpress.org/support/users/lapzor/) * (@lapzor) * [8 years, 2 months ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/#post-10102036) * We improved the error reporting, there should now be more information with each error. Can you please regenerate the error and copy the full error for us if you still need help with this? * Thanks! * Thread Starter [matthiasreiter](https://wordpress.org/support/users/matthiasreiter/) * (@matthiasreiter) * [8 years, 2 months ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/#post-10107216) * Hello Lap, * thank you for your reply. I updated to the current Version, but still get the same Error. * 12:03:04Found 15 users. 12:03:06Fetched 15 users. 12:03:06Handling #1 admin 12:03:08Success: Updated user 1 12:03:08Handling #7 ***USER*NAME*** **12:03:09Error: Bad Request** 12:03:09Handling #8 ***USER*NAME*** **12:03:11Error: Bad Request** 12:03:11Handling #11 ***USER*NAME*** 12:03:13Success: Updated user 11 12:03:13Handling #15 ***USER* NAME*** 12:03:15Success: Updated user 15 12:03:15Handling #6 *** USER*NAME*** 12:03:17Success: Updated user 6 12:03:17Handling# 3 ***USER*NAME*** 12:03:18Success: Updated user 3 12:03:18Handling# 16 ***USER*NAME*** **12:03:20Error: Bad Request** 12:03:20Handling# 5 ***USER*NAME*** **12:03:22Error: Bad Request** 12:03:22Handling# 13 ***USER*NAME*** **12:03:24Error: Bad Request** 12:03:24Handling# 14 ***USER*NAME*** 12:03:26Success: Updated user 14 12:03:26Handling# 4 ***USER*NAME*** 12:03:28Success: Updated user 4 12:03:28Handling# 9 ***USER*NAME*** **12:03:30Error: Bad Request** 12:03:30Handling# 12 ***USER*NAME*** 12:03:32Success: Updated user 12 12:03:32Handling# 2 U***USER*NAME*** 12:03:34Success: Updated user 2 12:03:34Done * In case this is important, I use Profile Builder Pro to let users sign up and generate a WordPress profile with a custom user role (same rights as subscriber). * With kind regards Matthias Reiter * Thread Starter [matthiasreiter](https://wordpress.org/support/users/matthiasreiter/) * (@matthiasreiter) * [8 years, 1 month ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/#post-10194361) * No ideas anybody? * [megvitale](https://wordpress.org/support/users/megvitale/) * (@megvitale) * [8 years, 1 month ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/#post-10200636) * I’m having the exact same issue – approx 6 email addresses in a list of 200+ can’t be synced. Same error as well. * Plugin Author [Danny van Kooten](https://wordpress.org/support/users/dvankooten/) * (@dvankooten) * [8 years, 1 month ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/#post-10231942) * Hey, * Do the email addresses for those users look real or are they perhaps fake addresses? * Either way, we’re pushing out an update shortly in which you should be seeing a more detailed error message. Sorry for the delay, but let me know if the issue persists after our next update please. Viewing 5 replies - 1 through 5 (of 5 total) The topic ‘Error: Bad Request (for some users when syncing))’ is closed to new replies. * ![](https://s.w.org/plugins/geopattern-icon/mailchimp-sync_cfeefa.svg) * [MC4WP: Mailchimp User Sync](https://wordpress.org/plugins/mailchimp-sync/) * [Frequently Asked Questions](https://wordpress.org/plugins/mailchimp-sync/#faq) * [Support Threads](https://wordpress.org/support/plugin/mailchimp-sync/) * [Active Topics](https://wordpress.org/support/plugin/mailchimp-sync/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/mailchimp-sync/unresolved/) * [Reviews](https://wordpress.org/support/plugin/mailchimp-sync/reviews/) * 5 replies * 4 participants * Last reply from: [Danny van Kooten](https://wordpress.org/support/users/dvankooten/) * Last activity: [8 years, 1 month ago](https://wordpress.org/support/topic/error-bad-request-for-some-users-when-syncing/#post-10231942) * Status: resolved