# Internal Server Error Upun Navigating to Install Dir

**URL:** <https://forum.mautic.org/t/internal-server-error-upun-navigating-to-install-dir/7356>\
**Category:** Product Support\
**Created:** [February 1, 2017, 5:43pm UTC](https://forum.mautic.org/t/internal-server-error-upun-navigating-to-install-dir/7356 "2017-02-01T17:43:29Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Paul999](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/paul999/32/156_2.png) [@Paul999](https://forum.mautic.org/u/Paul999)\
**Post date:** [February 1, 2017, 5:43pm UTC](https://forum.mautic.org/t/internal-server-error-upun-navigating-to-install-dir/7356/1 "2017-02-01T17:43:29Z")

</div>

Like the title says, anyone know what the issues is?  
  
  
  
Here’s the log:

Code:

[2017-02-01 17:34:24] mautic.CRITICAL: Uncaught PHP Exception DoctrineCommonAnnotationsAnnotationException: "You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1." at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183 {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1. at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} [] [2017-02-01 17:34:24] mautic.WARNING: PHP Warning: parse\_ini\_file() has been disabled for security reasons - in file /home/mysite/public\_html/\_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php - at line 105 [] [] [2017-02-01 17:34:24] mautic.CRITICAL: Uncaught PHP Exception SymfonyComponentDebugExceptionFatalThrowableError: "Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28" at /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php line 49 {"exception":"[object] (Symfony\Component\Debug\Exception\FatalThrowableError(code: 0): Type error: Argument 1 passed to Symfony\Component\Translation\Loader\ArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 at /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49)"} [] [2017-02-01 17:34:24] mautic.CRITICAL: Exception thrown when handling an exception (DoctrineCommonAnnotationsAnnotationException: You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1. at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183) {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1. at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} [] [2017-02-01 17:34:24] mautic.ERROR: Error: Uncaught SymfonyComponentDebugExceptionFatalThrowableError: Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49 Stack trace: #0 /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php(28): SymfonyComponentTranslationLoaderArrayLoader-\>flatten(NULL) #1 /home/mysite/public\_html/\_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(108): SymfonyComponentTranslationLoaderArrayLoader-\>load(NULL, 'en\_US', 'javascript') #2 /home/mysite/public\_html/\_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(55): MauticCoreBundleLoaderTranslationLoader-\>loadTranslations(Object(SymfonyComponentTranslationMessageCatalogue), 'en\_US', Object(SymfonyComponentFinderSplFileInfo)) #3 /home/borac - in file /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php - at line 183 [] [] [2017-02-01 17:36:49] mautic.CRITICAL: Uncaught PHP Exception DoctrineCommonAnnotationsAnnotationException: "You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1." at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183 {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1. at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} [] [2017-02-01 17:36:49] mautic.WARNING: PHP Warning: parse\_ini\_file() has been disabled for security reasons - in file /home/mysite/public\_html/\_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php - at line 105 [] [] [2017-02-01 17:36:49] mautic.CRITICAL: Uncaught PHP Exception SymfonyComponentDebugExceptionFatalThrowableError: "Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28" at /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php line 49 {"exception":"[object] (Symfony\Component\Debug\Exception\FatalThrowableError(code: 0): Type error: Argument 1 passed to Symfony\Component\Translation\Loader\ArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 at /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49)"} [] [2017-02-01 17:36:49] mautic.CRITICAL: Exception thrown when handling an exception (DoctrineCommonAnnotationsAnnotationException: You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1. at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183) {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save\_comments=1 or zend\_optimizerplus.save\_comments=1. at /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} [] [2017-02-01 17:36:49] mautic.ERROR: Error: Uncaught SymfonyComponentDebugExceptionFatalThrowableError: Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 in /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49 Stack trace: #0 /home/mysite/public\_html/\_mautic/vendor/symfony/translation/Loader/ArrayLoader.php(28): SymfonyComponentTranslationLoaderArrayLoader-\>flatten(NULL) #1 /home/mysite/public\_html/\_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(108): SymfonyComponentTranslationLoaderArrayLoader-\>load(NULL, 'en\_US', 'javascript') #2 /home/mysite/public\_html/\_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(55): MauticCoreBundleLoaderTranslationLoader-\>loadTranslations(Object(SymfonyComponentTranslationMessageCatalogue), 'en\_US', Object(SymfonyComponentFinderSplFileInfo)) #3 /home/borac - in file /home/mysite/public\_html/\_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php - at line 183 [] []

---

<div class="post-metadata">

**Author:** ![Paul999](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.mautic.org/paul999/32/156_2.png) [@Paul999](https://forum.mautic.org/u/Paul999)\
**Post date:** [February 1, 2017, 5:43pm UTC](https://forum.mautic.org/t/internal-server-error-upun-navigating-to-install-dir/7356/2 "2017-02-01T17:43:29Z")

</div>

Like the title says, anyone know what the issues is?

Here’s the log:

`[2017-02-01 17:34:24] mautic.CRITICAL: Uncaught PHP Exception DoctrineCommonAnnotationsAnnotationException: "You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1." at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183 {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1. at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} []
[2017-02-01 17:34:24] mautic.WARNING: PHP Warning: parse_ini_file() has been disabled for security reasons - in file /home/mysite/public_html/_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php - at line 105 [] []
[2017-02-01 17:34:24] mautic.CRITICAL: Uncaught PHP Exception SymfonyComponentDebugExceptionFatalThrowableError: "Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28" at /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php line 49 {"exception":"[object] (Symfony\Component\Debug\Exception\FatalThrowableError(code: 0): Type error: Argument 1 passed to Symfony\Component\Translation\Loader\ArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 at /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49)"} []
[2017-02-01 17:34:24] mautic.CRITICAL: Exception thrown when handling an exception (DoctrineCommonAnnotationsAnnotationException: You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1. at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183) {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1. at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} []
[2017-02-01 17:34:24] mautic.ERROR: Error: Uncaught SymfonyComponentDebugExceptionFatalThrowableError: Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49 Stack trace: #0 /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php(28): SymfonyComponentTranslationLoaderArrayLoader->flatten(NULL) #1 /home/mysite/public_html/_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(108): SymfonyComponentTranslationLoaderArrayLoader->load(NULL, 'en_US', 'javascript') #2 /home/mysite/public_html/_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(55): MauticCoreBundleLoaderTranslationLoader->loadTranslations(Object(SymfonyComponentTranslationMessageCatalogue), 'en_US', Object(SymfonyComponentFinderSplFileInfo)) #3 /home/borac - in file /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php - at line 183 [] []
[2017-02-01 17:36:49] mautic.CRITICAL: Uncaught PHP Exception DoctrineCommonAnnotationsAnnotationException: "You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1." at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183 {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1. at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} []
[2017-02-01 17:36:49] mautic.WARNING: PHP Warning: parse_ini_file() has been disabled for security reasons - in file /home/mysite/public_html/_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php - at line 105 [] []
[2017-02-01 17:36:49] mautic.CRITICAL: Uncaught PHP Exception SymfonyComponentDebugExceptionFatalThrowableError: "Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28" at /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php line 49 {"exception":"[object] (Symfony\Component\Debug\Exception\FatalThrowableError(code: 0): Type error: Argument 1 passed to Symfony\Component\Translation\Loader\ArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 at /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49)"} []
[2017-02-01 17:36:49] mautic.CRITICAL: Exception thrown when handling an exception (DoctrineCommonAnnotationsAnnotationException: You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1. at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php line 183) {"exception":"[object] (Doctrine\Common\Annotations\AnnotationException(code: 0): You have to enable opcache.save_comments=1 or zend_optimizerplus.save_comments=1. at /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php:183)"} []
[2017-02-01 17:36:49] mautic.ERROR: Error: Uncaught SymfonyComponentDebugExceptionFatalThrowableError: Type error: Argument 1 passed to SymfonyComponentTranslationLoaderArrayLoader::flatten() must be of the type array, null given, called in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php on line 28 in /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php:49 Stack trace: #0 /home/mysite/public_html/_mautic/vendor/symfony/translation/Loader/ArrayLoader.php(28): SymfonyComponentTranslationLoaderArrayLoader->flatten(NULL) #1 /home/mysite/public_html/_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(108): SymfonyComponentTranslationLoaderArrayLoader->load(NULL, 'en_US', 'javascript') #2 /home/mysite/public_html/_mautic/app/bundles/CoreBundle/Loader/TranslationLoader.php(55): MauticCoreBundleLoaderTranslationLoader->loadTranslations(Object(SymfonyComponentTranslationMessageCatalogue), 'en_US', Object(SymfonyComponentFinderSplFileInfo)) #3 /home/borac - in file /home/mysite/public_html/_mautic/vendor/doctrine/annotations/lib/Doctrine/Common/Annotations/AnnotationException.php - at line 183 [] []`