# MysqliConnection.php on line 49 Error

**URL:** https://forum.mautic.org/t/mysqliconnection-php-on-line-49-error/4036
**Category:** Product Support
**Created:** [May 30, 2016, 6:02pm UTC](https://forum.mautic.org/t/mysqliconnection-php-on-line-49-error/4036 "2016-05-30T18:02:11Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![arthurfarache](https://avatars.discourse-cdn.com/v4/letter/a/977dab/32.png) [@arthurfarache](https://forum.mautic.org/u/arthurfarache)
#### Post date: [May 30, 2016, 6:02pm UTC](https://forum.mautic.org/t/mysqliconnection-php-on-line-49-error/4036/1 "2016-05-30T18:02:11Z")

</div>

Guys,  
  
  
  
I’ve just installed a Mautic 1.3.1 through Softaculous in my Bluehost, please see the specifications:  
  
  
  
Software Mautic  
  
Installation Number 514\_21665  
  
Version 1.3.1  
  
Installation Time Today at 6:50 pm  
  
Path /home/desfirt9/public\_html/mautic  
  
URL [http://desfixa.com.br/mautic](http://desfixa.com.br/mautic)  
  
Admin URL [http://desfixa.com.br/mautic/s/login](http://desfixa.com.br/mautic/s/login)  
  
Database Name desfirt9\_maut545  
  
Database User desfirt9\_maut545  
  
Database Host localhost  
  
  
  
But when I try to access [http://desfixa.com.br/mautic/s/login](http://desfixa.com.br/mautic/s/login), I receive the following error:  
  
  
  
Warning: mysqli::real\_connect(): Headers and client library minor version mismatch. Headers:50547 Library:50628 in /home/desfirt9/public\_html/mautic/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliConnection.php on line 49  
  
  
  
Could anyone help on this?  
  
  
  
Thank you a lot in advance.  
  
  
  
Best,  
  
  
  
Arthur

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<div class="post-metadata">

### Author: ![arthurfarache](https://avatars.discourse-cdn.com/v4/letter/a/977dab/32.png) [@arthurfarache](https://forum.mautic.org/u/arthurfarache)
#### Post date: [May 30, 2016, 6:02pm UTC](https://forum.mautic.org/t/mysqliconnection-php-on-line-49-error/4036/2 "2016-05-30T18:02:11Z")

</div>

Guys,

I’ve just installed a Mautic 1.3.1 through Softaculous in my Bluehost, please see the specifications:

Software Mautic  
Installation Number 514\_21665  
Version 1.3.1  
Installation Time Today at 6:50 pm  
Path /home/desfirt9/public\_html/mautic  
URL [http://desfixa.com.br/mautic](http://desfixa.com.br/mautic)  
Admin URL [http://desfixa.com.br/mautic/s/login](http://desfixa.com.br/mautic/s/login)  
Database Name desfirt9\_maut545  
Database User desfirt9\_maut545  
Database Host localhost

But when I try to access [http://desfixa.com.br/mautic/s/login](http://desfixa.com.br/mautic/s/login), I receive the following error:

Warning: mysqli::real\_connect(): Headers and client library minor version mismatch. Headers:50547 Library:50628 in /home/desfirt9/public\_html/mautic/vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/Mysqli/MysqliConnection.php on line 49

Could anyone help on this?

Thank you a lot in advance.

Best,

Arthur

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<div class="post-metadata">

### Author: ![escopecz](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/escopecz/32/370_2.png) [@escopecz](https://forum.mautic.org/u/escopecz)
#### Post date: [June 2, 2016, 7:43am UTC](https://forum.mautic.org/t/mysqliconnection-php-on-line-49-error/4036/3 "2016-06-02T07:43:46Z")

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It doesn’t seem to be a Mautic issue. I’d recommend to use Google for this one.

[https://www.google.cz/search?q=mysqli%3A%3Areal\_connect()%3A+Headers+and+client+library+minor+version+mismatch.&oq=mysqli%3A%3Areal\_connect()%3A+Headers+and+client+library+minor+version+mismatch.&aqs=chrome..69i57j69i58&client=ubuntu&sourceid=chrome&ie=UTF-8](https://www.google.cz/search?q=mysqli%3A%3Areal_connect()%3A+Headers+and+client+library+minor+version+mismatch.&oq=mysqli%3A%3Areal_connect()%3A+Headers+and+client+library+minor+version+mismatch.&aqs=chrome..69i57j69i58&client=ubuntu&sourceid=chrome&ie=UTF-8)