# Get HTTPError() code:303 when I try to sync 

**URL:** <https://forums.ankiweb.net/t/get-httperror-code-303-when-i-try-to-sync/27964>\
**Category:** Help\
**Created:** [February 28, 2023, 1:05am UTC](https://forums.ankiweb.net/t/get-httperror-code-303-when-i-try-to-sync/27964 "2023-02-28T01:05:20Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![dae](https://sea2.discourse-cdn.com/flex002/user_avatar/forums.ankiweb.net/dae/32/65_2.png) [@dae](https://forums.ankiweb.net/u/dae)\
**Post date:** [February 28, 2023, 5:24am UTC](https://forums.ankiweb.net/t/get-httperror-code-303-when-i-try-to-sync/27964/3 "2023-02-28T05:24:11Z")

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This may be caused by an unreliable internet connection or firewall. If you have access to a VPN, syncing via the VPN may help.

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_[View the full topic](https://forums.ankiweb.net/t/get-httperror-code-303-when-i-try-to-sync/27964)._