# Landing pages throwing 500 error after upgrade to 3.0.2 from 2.16

**URL:** <https://forum.mautic.org/t/landing-pages-throwing-500-error-after-upgrade-to-3-0-2-from-2-16/15421>\
**Category:** Mautic 3 - Install/Upgrade Support\
**Created:** [July 28, 2020, 2:46pm UTC](https://forum.mautic.org/t/landing-pages-throwing-500-error-after-upgrade-to-3-0-2-from-2-16/15421 "2020-07-28T14:46:17Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![smguser](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/smguser/32/1394_2.png) [@smguser](https://forum.mautic.org/u/smguser)\
**Post date:** [August 25, 2020, 9:53pm UTC](https://forum.mautic.org/t/landing-pages-throwing-500-error-after-upgrade-to-3-0-2-from-2-16/15421/6 "2020-08-25T21:53:34Z")

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Also got the same 500 error on landing pages (upgraded from Mautic 2.16 or newly created in Mautic 3) after upgrading to Mautic 3.0. Editing worked but view/ preview generated errors just like you report. Have rolled back update to v2.16.

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