> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/server-management/install-and-upgrade-mariadb/installing-mariadb/troubleshooting-installation-issues/installation-issues-on-debian-and-ubuntu.md).

# Installation Issues on Debian and Ubuntu

{% columns %}
{% column %}
{% content-ref url="/pages/1kCkPqQgPYVmSoAtBNyv" %}
[apt-upgrade Fails, But the Database is Running](/docs/server/server-management/install-and-upgrade-mariadb/installing-mariadb/troubleshooting-installation-issues/installation-issues-on-debian-and-ubuntu/apt-upgrade-fails-but-the-database-is-running.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Solutions for when `apt-get upgrade` hangs or fails because the MariaDB service takes too long to start, triggering a timeout in the init script.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/ggOk7Gy3xOuziAjp963w" %}
[Differences in MariaDB in Debian (and Ubuntu)](/docs/server/server-management/install-and-upgrade-mariadb/installing-mariadb/troubleshooting-installation-issues/installation-issues-on-debian-and-ubuntu/differences-in-mariadb-in-debian-and-ubuntu.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Explains the differences between official Debian/Ubuntu repository packages and those from MariaDB.org, particularly regarding library linking and configuration defaults.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/hBVh79joDLjf0aPX1yca" %}
[MariaDB 5.5.33 Debian and Ubuntu Installation Issues](/docs/server/server-management/install-and-upgrade-mariadb/installing-mariadb/troubleshooting-installation-issues/installation-issues-on-debian-and-ubuntu/mariadb-5533-debian-and-ubuntu-installation-issues.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Specific instructions for resolving dependency breakage that occurred with the release of MariaDB 5.5.33 on Debian and Ubuntu systems.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/LuIFL8gbpjO3U2NXdbWz" %}
[MariaDB Debian Live Images](/docs/server/server-management/install-and-upgrade-mariadb/installing-mariadb/troubleshooting-installation-issues/installation-issues-on-debian-and-ubuntu/mariadb-debian-live-images.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Information about using MariaDB Debian Live images for testing and offline installation, including boot options and default credentials.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/w4FIvg10z3RYYMdx0s6M" %}
[Moving from MySQL to MariaDB in Debian 9](/docs/server/server-management/install-and-upgrade-mariadb/installing-mariadb/troubleshooting-installation-issues/installation-issues-on-debian-and-ubuntu/moving-from-mysql-to-mariadb-in-debian-9.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
A guide on migrating from MySQL 5.5 to MariaDB 10.1 during an operating system upgrade to Debian 9 (Stretch).
{% endcolumn %}
{% endcolumns %}