# Sql\_upgrade problem

**URL:** <https://community.open-emr.org/t/sql-upgrade-problem/9713>\
**Category:** Management and Administration\
**Created:** [March 2, 2018, 5:11pm UTC](https://community.open-emr.org/t/sql-upgrade-problem/9713 "2018-03-02T17:11:07Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![brady.miller](https://community.open-emr.org/user_avatar/community.open-emr.org/brady.miller/32/10178_2.png) [@brady.miller](https://community.open-emr.org/u/brady.miller)\
**Post date:** [March 2, 2018, 5:48pm UTC](https://community.open-emr.org/t/sql-upgrade-problem/9713/2 "2018-03-02T17:48:37Z")

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hi @CalvinTy ,

Note that sometimes customization of sql tables etc. can cause issues such as discussed here:

> [@Upgrading from 4.2.0 to OpenEMR 5.0.0](https://community.open-emr.org/t/upgrading-from-4-2-0-to-openemr-5-0-0/9235):
>
> Experts, please advice. Is it ok to upgrade from OpenEMR 4.2.0 to OpenEMR 5.0.0? Or Should I upgrade from 4.2.0 to 4.2.1 from 4.2.1 to 4.2.2 from 4.2.2 to 5.0.0. Thanks a bunch!

As a first step in figuring this out, are you seeing any errors in the php error log?

-brady

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