Title: Error 500 while connecting
Last modified: June 5, 2025

---

# Error 500 while connecting

 *  [Madern](https://wordpress.org/support/users/madern/)
 * (@madern)
 * [11 months, 3 weeks ago](https://wordpress.org/support/topic/error-500-while-connecting/)
 * Hi, we can not connect TikTok account througt your plugin.
 * When I went to Marketing > Tiktok the sites get 500 error.
 * No errors in debug.log but i think the problem is that URL from plugin is too
   long.
 *     ```wp-block-code
       https://dilbud.pl/wc-auth/v1/authorize?app_name=TikTok&scope=read_write&user_id=tt4b_woocommerce_65818c1dd6193&return_url=https%3A%2F%2Fdilbud.pl%2Fwp-admin%2Fadmin.php%3Fpage%3Dtiktok%23%2Fwp-admin%2Fadmin.php%3Fpage%3Dtiktok%2Fmanage%3Fexternal_data%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%253D%253D&callback_url=https%3A%2F%2Fads.tiktok.com%2Ftbp%2Fv2.0%2Fwoo_commerce%2Fauth_callback%3Fexternal_data%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%253D%253D
       ```
   
 * Even after trying to shorten it to this:
 *     ```wp-block-code
       https://dilbud.pl/wc-auth/v1/authorize?app_name=TikTok&scope=read_write&user_id=tt4b_woocommerce_65818c1dd6193&return_url=https%3A%2F%2Fdilbud.pl%2Fwp-admin%2Fadmin.php%3Fpage%3Dtiktok&callback_url=https%3A%2F%2Fads.tiktok.com%2Ftbp%2Fv2.0%2Fwoo_commerce%2Fauth_callback
       ```
   
 * It brings me to propper login screen:
 * ![](https://wordpress.org/388ee036-05ed-474c-b467-3c34dde56a7c)
 * But clicking “Approve” takes me back there (link below) with error 500:
 *     ```wp-block-code
       https://dilbud.pl/wc-auth/v1/authorize?app_name=TikTok&scope=read_write&user_id=tt4b_woocommerce_65818c1dd6193&return_url=https%3A%2F%2Fdilbud.pl%2Fwp-admin%2Fadmin.php%3Fpage%3Dtiktok%26user_id%3Dtt4b_woocommerce_65818c1dd6193%23%2Fwp-admin%2Fadmin.php%3Fpage%3Dtiktok%26user_id%3Dtt4b_woocommerce_65818c1dd6193%2Fmanage%3Fexternal_data%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%253D%253D&callback_url=https%3A%2F%2Fads.tiktok.com%2Ftbp%2Fv2.0%2Fwoo_commerce%2Fauth_callback%3Fexternal_data%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%253D%253D
       ```
   

Viewing 6 replies - 1 through 6 (of 6 total)

 *  Plugin Author [TikTok](https://wordpress.org/support/users/tiktokbusinessplugin/)
 * (@tiktokbusinessplugin)
 * [11 months, 3 weeks ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18504176)
 * Hi [@madern](https://wordpress.org/support/users/madern/) – thank you for reaching
   out. Does the 500 error happen as soon as you navigate to TikTok -> Marketing?
   Or does it happen at some point as you’re going through the set-up flow? 
   Could
   you share screenshots of what page you’re on first and where you hit the error?
   And does it give you an option to copy a logI you can share as well?
 *  Thread Starter [Madern](https://wordpress.org/support/users/madern/)
 * (@madern)
 * [11 months, 3 weeks ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18507287)
 * Yes, after navigating to Marketing for about 2sec I can see the TikTok settings
   but after that it throws 500 eror.
   [https://prnt.sc/IXmsRpC27k13](https://prnt.sc/IXmsRpC27k13)
   [https://prnt.sc/kETMV6Nxo3bF](https://prnt.sc/kETMV6Nxo3bF)[https://prnt.sc/F9Qngllfzeiv](https://prnt.sc/F9Qngllfzeiv)
 * I’ve fixed the CORS errors but it doesn’t help:
   [https://prnt.sc/F2wCPRQzU6nB](https://prnt.sc/F2wCPRQzU6nB)
 * ![](https://wordpress.org/876852ed-d960-498b-b917-fe7fab021bbf)
 *  [danieldecorla](https://wordpress.org/support/users/danieldecorla/)
 * (@danieldecorla)
 * [11 months, 2 weeks ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18509838)
 * Thanks for sharing [@madern](https://wordpress.org/support/users/madern/). Our
   engineering team is taking a look, and I’ll circle back if I need any additional
   information from you.
 * (FYI – WordPress recently restricted our ability to reply from official business
   accounts, so I’ll continue to reply from my personal account instead)
   -Daniel
   from TikTok
 *  [danieldecorla](https://wordpress.org/support/users/danieldecorla/)
 * (@danieldecorla)
 * [11 months, 2 weeks ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18511580)
 * Hi [@madern](https://wordpress.org/support/users/madern/) – are you able to mitigate
   this issue by using a shorter return path ([https://dilbud.pl/wp-admin/admin.php?page=tiktok](https://dilbud.pl/wp-admin/admin.php?page=tiktok))?
   
   And to confirm – are you attempting to go through onboarding for the first time,
   or have you completed the onboarding and now trying to load the plug-in settings
   page? This page looks like the plugin settings page: [https://prnt.sc/IXmsRpC27k13](https://prnt.sc/IXmsRpC27k13)
   Thanks,
 * Daniel
 *  Thread Starter [Madern](https://wordpress.org/support/users/madern/)
 * (@madern)
 * [11 months, 2 weeks ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18515615)
 * Hi [@danieldecorla](https://wordpress.org/support/users/danieldecorla/)
 * Visiting [https://dilbud.pl/wp-admin/admin.php?page=tiktok](https://dilbud.pl/wp-admin/admin.php?page=tiktok)
   results the same effect (500 error)
 * I’m trying to connect the plugin for the first time.
 *  [danieldecorla](https://wordpress.org/support/users/danieldecorla/)
 * (@danieldecorla)
 * [11 months, 1 week ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18521775)
 * Hi [@madern](https://wordpress.org/support/users/madern/) – would you be willing
   to hop on a quick call sometime next to troubleshoot? We’re having difficulty
   reproducing this with our own test stores, and I think it would help to discuss
   live to get to the bottom of the root cause of the issue.

Viewing 6 replies - 1 through 6 (of 6 total)

The topic ‘Error 500 while connecting’ is closed to new replies.

 * ![](https://ps.w.org/tiktok-for-business/assets/icon-256x256.jpg?rev=2721531)
 * [TikTok](https://wordpress.org/plugins/tiktok-for-business/)
 * [Support Threads](https://wordpress.org/support/plugin/tiktok-for-business/)
 * [Active Topics](https://wordpress.org/support/plugin/tiktok-for-business/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/tiktok-for-business/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/tiktok-for-business/reviews/)

## Tags

 * [authorization](https://wordpress.org/support/topic-tag/authorization/)

 * 6 replies
 * 3 participants
 * Last reply from: [danieldecorla](https://wordpress.org/support/users/danieldecorla/)
 * Last activity: [11 months, 1 week ago](https://wordpress.org/support/topic/error-500-while-connecting/#post-18521775)
 * Status: not resolved