# Salesforce integration error missing+required+code+challenge

**URL:** <https://forum.mautic.org/t/salesforce-integration-error-missing-required-code-challenge/29690>\
**Category:** Product Support\
**Created:** [October 17, 2023, 7:35am UTC](https://forum.mautic.org/t/salesforce-integration-error-missing-required-code-challenge/29690 "2023-10-17T07:35:24Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![thangsanps](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/thangsanps/32/667_2.png) [@thangsanps](https://forum.mautic.org/u/thangsanps)\
**Post date:** [October 17, 2023, 7:35am UTC](https://forum.mautic.org/t/salesforce-integration-error-missing-required-code-challenge/29690/1 "2023-10-17T07:35:24Z")

</div>

**Your software**  
My Mautic version is: 4.4.5  
My PHP version is: 7.4.25  
My Database type and version is: 10.3.23-MariaDB

**Your problem**  
My problem is:

I have an error with salesforce integration. I have filled in the Consumer ID, Consumer Secret, and callback URL information but there is an error [https://sitemautic.com/plugins/integrations/authcallback/Salesforce?error=invalid\_request&error\_description=missing+required+code+challenge](https://sitemautic.com/plugins/integrations/authcallback/Salesforce?error=invalid_request&error_description=missing+required+code+challenge)

 ![z4791552324274_0d3e96988d6c1c9cbc56b1492aa1e18b](https://us1.discourse-cdn.com/flex020/uploads/mautic/original/2X/6/6babe993638cd3fa2a7fab8e8866cf0621524e01.jpeg)

These errors are showing in the log:

Steps I have tried to fix the problem:  
B1: Creat app salesforce  
B2: Fill in the Consumer ID, Consumer Secret.  
B3: Authorise App

---

<div class="post-metadata">

**Author:** ![integration](https://avatars.discourse-cdn.com/v4/letter/i/59ef9b/32.png) [@integration](https://forum.mautic.org/u/integration)\
**Post date:** [March 6, 2024, 6:46pm UTC](https://forum.mautic.org/t/salesforce-integration-error-missing-required-code-challenge/29690/2 "2024-03-06T18:46:39Z")

</div>

@thangsanps Are you able to fix this issue