Installing and upgrading help

Got a problem installing, upgrading or migrating your Moodle site?

Documentation: Installing Moodle, Installation FAQ, Upgrading and Upgrading FAQ
Forum moderator: Howard Miller

Before starting a new discussion topic, please check the Installation FAQ and Upgrading FAQ and try a forum search.

Remember to include in your post which version of Moodle (e.g. 3.2.1) you are using!

(You can find your Moodle version via Settings > Site administration > Notifications.)

Also provide as much relevant background information as you can about the versions and configuration of your server OS, PHP and browser.

(including upgrading and migration help)

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Discussion	Started by	Replies	Last post	Created
Error: Database connection failed. It is possible that the database is overloaded or otherwise not running properly	Zied ALAYA	5	Bruno Andrade Ono Thu, Oct 11, 2018, 3:09 AM	Mon, Jun 4, 2018, 7:55 PM
Problem after upgrade from 2.6 to 3.3	dot Waterhouse	4	dot Waterhouse Wed, Oct 10, 2018, 4:18 PM	Tue, Oct 9, 2018, 9:34 AM
CSS not loading due to slash arguments	Tanner Posada	15	Ken Task Wed, Oct 10, 2018, 2:43 AM	Wed, Jul 18, 2018, 3:07 AM
Convert http to https	Chris Nelson	6	Chris Nelson Tue, Oct 9, 2018, 12:56 AM	Sat, Oct 6, 2018, 2:15 AM
Using GIT to update Questionnaire Plugin	Albert Ramsbottom	5	Ken Task Mon, Oct 8, 2018, 11:51 PM	Mon, Oct 8, 2018, 7:37 PM
Error reading from database on Moodle 3.5 with Iomad Create user	Mezei Sándor	2	Mezei Sándor Mon, Oct 8, 2018, 10:19 PM	Mon, Oct 8, 2018, 8:49 PM
Upgrade to 3.3 and Error reading from database	sanaz karimkhani	8	Ken Task Sun, Oct 7, 2018, 9:53 PM	Thu, May 11, 2017, 7:51 PM
PHP Error - SkipJack?	Jona Turner	4	Jona Turner Sat, Oct 6, 2018, 4:59 PM	Mon, Sep 17, 2018, 4:57 PM
Migrated Moodle, error restoring course	R Ali	2	R Ali Sat, Oct 6, 2018, 3:40 PM	Sat, Oct 6, 2018, 12:10 AM
Upgrading issue from version 2.7 to 3.5	Ajaypal Singh	0	Ajaypal Singh Fri, Oct 5, 2018, 7:36 AM	Fri, Oct 5, 2018, 7:36 AM
Where is the config file for authentication (LDAP) settings?	Peter de Jong	5	Ken Task Wed, Oct 3, 2018, 10:51 PM	Wed, Oct 3, 2018, 7:09 PM
Computer Lab	b g	13	Visvanath Ratnaweera Wed, Oct 3, 2018, 9:47 PM	Sun, Sep 23, 2018, 5:20 PM
Installing two Moodle servers and one database server	James P	3	Visvanath Ratnaweera Wed, Oct 3, 2018, 9:29 PM	Tue, Oct 2, 2018, 11:20 AM
Upgrading 3.1 to 3.4 can't resolve unavailable dependencies	Andrea Pelli	1	Andrea Pelli Wed, Oct 3, 2018, 5:16 PM	Tue, Oct 2, 2018, 7:21 PM
Problem with course backup an duplicating content after migration to new server	Frank Wittemeier	2	Frank Wittemeier Tue, Oct 2, 2018, 5:32 PM	Tue, Oct 2, 2018, 4:03 PM
Lift and shift moodle	Adam Cripps	4	Ken Task Tue, Oct 2, 2018, 7:19 AM	Mon, Oct 1, 2018, 6:01 PM
Automated Scripsts	Lakmini Manthrirathna	1	Visvanath Ratnaweera Sat, Sep 29, 2018, 4:43 PM	Sat, Sep 29, 2018, 9:35 AM
Moodle Caurse Content Update error	Pradeep Fernando	2	Emma Richardson Fri, Sep 28, 2018, 9:10 PM	Thu, Sep 27, 2018, 11:40 PM
httpsreplace error reading from database	Albert Ramsbottom	6	Ken Task Fri, Sep 28, 2018, 2:31 AM	Wed, Sep 26, 2018, 3:09 PM
v3.5.2+ on nginx with php fpm7.2 don know how to enable or add the fileinfo module	Ilco Bosboom	0	Ilco Bosboom Thu, Sep 27, 2018, 9:01 PM	Thu, Sep 27, 2018, 9:01 PM
Moodle Android app - no authentication UI?	JAMES WAGNER	1	Marcus Green Thu, Sep 27, 2018, 5:04 PM	Thu, Sep 27, 2018, 2:55 AM
How to setup moodle testing environment ?	Son Lee	1	Marcus Green Thu, Sep 27, 2018, 3:59 PM	Thu, Sep 27, 2018, 10:24 AM
cron job reporting db errors	stefan weber	0	stefan weber Wed, Sep 26, 2018, 9:27 PM	Wed, Sep 26, 2018, 9:27 PM
Upgrading	Roberto Ferrera	3	Howard Miller Wed, Sep 26, 2018, 5:02 PM	Tue, Sep 25, 2018, 10:48 AM
DML error on install	John DOe	6	Alex Romani Wed, Sep 26, 2018, 1:02 AM	Fri, Jun 15, 2018, 9:27 PM
Moodle installation produces segfault	Emil Blæsbjerg Rahbek	1	Howard Miller Tue, Sep 25, 2018, 6:49 PM	Tue, Sep 25, 2018, 6:44 PM
Moodle site upgradation	Smita Suvadarsini	1	Howard Miller Tue, Sep 25, 2018, 5:36 PM	Mon, Sep 24, 2018, 8:58 PM
Integration of Moodle with existing System [java based]	Mohit Garg	2	Howard Miller Tue, Sep 25, 2018, 5:36 PM	Mon, Sep 24, 2018, 7:18 PM
how to convert the tables to the Barracuda without CLI	Toufik Khattara	3	Usman Asar Tue, Sep 25, 2018, 1:05 AM	Mon, Sep 24, 2018, 9:21 AM
Registering	b g	10	b g Tue, Sep 25, 2018, 12:45 AM	Mon, Sep 24, 2018, 5:44 PM
Unable to install 3.2 - Please convert the tables to the Barracuda file format.	Nick Kings	14	Sandie Kappes Tue, Sep 25, 2018, 12:17 AM	Sat, Mar 18, 2017, 1:51 AM
"click to enter text" to create admin account does't work	tarek jellad	19	santo antony Mon, Sep 24, 2018, 2:53 PM	Fri, Aug 11, 2017, 6:19 PM
Private space in Moodle For learner based on Web 2.0 services	david samhoun	1	Ken Task Mon, Sep 24, 2018, 7:50 AM	Mon, Sep 24, 2018, 4:15 AM
Moodle on my Mac	b g	1	Rick Jerz Mon, Sep 24, 2018, 2:23 AM	Sun, Sep 23, 2018, 5:33 PM
Integration google apps for education in moodle	Hassen Hassen	5	Hassen Hassen Mon, Sep 24, 2018, 1:52 AM	Sun, Sep 23, 2018, 3:44 AM
installed error:js ,css,image files can't loaded occurs 404 not found	yuanzheng guo	5	Ken Task Sun, Sep 23, 2018, 2:24 AM	Sat, Sep 22, 2018, 11:15 AM
Some images/courses broken after DB and server change	Nejc Razdrih	5	Sandie Kappes Sat, Sep 22, 2018, 4:58 AM	Thu, Sep 20, 2018, 8:49 PM
Cannot create data directory while installing on docker mounted volume	Avin Kavish	4	Avin Kavish Fri, Sep 21, 2018, 6:28 AM	Thu, Sep 20, 2018, 6:23 PM
FileManager error	Peter de Jong	6	Bob Derezinski Fri, Sep 21, 2018, 3:55 AM	Wed, Aug 1, 2018, 7:13 PM
403 Forbidden	Gokulan N	3	Rick Jerz Fri, Sep 21, 2018, 1:08 AM	Thu, Sep 20, 2018, 2:49 PM
Getting an internal server error when upgrading Moodle 2.8.8+ to Moodle 3.1.13	Giovanni Conte	1	Howard Miller Thu, Sep 20, 2018, 5:58 PM	Wed, Sep 19, 2018, 11:54 PM
chage text	Davide Lista	2	Davide Lista Wed, Sep 19, 2018, 4:03 PM	Mon, Sep 17, 2018, 8:51 PM
build mysql bd from hash files ?	Dan Lawless	10	Ken Task Wed, Sep 19, 2018, 5:58 AM	Thu, Sep 13, 2018, 7:19 AM
file picker and Course content Errors after upgrading from Moodle 3.1 to 3.4	Ammar Rana	0	Ammar Rana Wed, Sep 19, 2018, 3:54 AM	Wed, Sep 19, 2018, 3:54 AM
Troubleshooting upgrade from 3.2.9 to 3.3.8, nothing in logs	lol code	5	lol code Wed, Sep 19, 2018, 2:43 AM	Tue, Sep 18, 2018, 9:28 PM
dmlwriteexception with course restoration	pitou col	5	pitou col Tue, Sep 18, 2018, 3:34 AM	Mon, Sep 10, 2018, 2:45 AM
add a pdf file in php code	Davide Lista	0	Davide Lista Mon, Sep 17, 2018, 8:14 PM	Mon, Sep 17, 2018, 8:14 PM
Error: Database connection failed	Davide Lista	2	Davide Lista Mon, Sep 17, 2018, 4:17 PM	Fri, Sep 7, 2018, 11:26 PM
Photos are not shown	Leah Lever	20	Ken Task Sun, Sep 16, 2018, 11:49 AM	Sat, Sep 15, 2018, 6:01 AM
Upgrade goes to install screen	Ronald Vyhmeister	4	Ronald Vyhmeister Sun, Sep 16, 2018, 6:01 AM	Fri, Sep 14, 2018, 10:15 PM
Installation issue	Amol Chitte	1	Usman Asar Sun, Sep 16, 2018, 12:27 AM	Sat, Sep 15, 2018, 3:09 PM
Upgrading 3.1.3 to 3.5.2 - Fatal error: Out of memory	Chris Mann	3	Ken Task Sun, Sep 16, 2018, 12:13 AM	Sat, Sep 15, 2018, 2:54 PM
Couldn't send to email	Jonh Karabulut	1	Visvanath Ratnaweera Sat, Sep 15, 2018, 1:38 PM	Fri, Sep 14, 2018, 1:36 AM
Are Moodle 3.3x versions working with Barracuda file format?	Bram van den Bos	2	Bram van den Bos Fri, Sep 14, 2018, 7:50 PM	Fri, Sep 7, 2018, 6:17 PM
Modifying participant list default settings	Oliver W	5	Debbie Kay Fri, Sep 14, 2018, 7:36 PM	Sun, Apr 8, 2018, 4:38 PM
Export courses	stepan rubicek	0	stepan rubicek Fri, Sep 14, 2018, 4:24 AM	Fri, Sep 14, 2018, 4:24 AM
Upgrading from 3.5.1 to 3.5.2	Paul Roberts	0	Paul Roberts Fri, Sep 14, 2018, 4:02 AM	Fri, Sep 14, 2018, 4:02 AM
Error code: generalexceptionmessage	Norman Gonzalez	2	Norman Gonzalez Fri, Sep 14, 2018, 1:01 AM	Sat, Aug 25, 2018, 1:24 PM
Installing SSL on Moodle4Mac	Freddie Gay	5	Casie Smith Thu, Sep 13, 2018, 10:53 PM	Tue, Sep 4, 2018, 11:21 PM
Upgrade Moodle without worrying about plugins updates	Jaifar Al Shizawi	6	Jaifar Al Shizawi Wed, Sep 12, 2018, 6:18 PM	Tue, Sep 11, 2018, 2:16 PM
Want to find an active SEB plugin user	Orzu Kamolova	0	Orzu Kamolova Wed, Sep 12, 2018, 1:28 AM	Wed, Sep 12, 2018, 1:28 AM
upgrading on windows	Diamond Vogel	4	Emma Richardson Tue, Sep 11, 2018, 10:07 PM	Tue, Sep 11, 2018, 3:16 AM
Moodle requires the xml PHP extension. Please install or enable the xml extension.	Radu Toma	8	James Steerpike Mon, Sep 10, 2018, 10:24 PM	Sun, Sep 9, 2018, 12:24 AM
Problems updating to Moodle 3.5 with MySQL 8.0 and mod_chat	Debbie Unterseher	6	Matteo Scaramuccia Mon, Sep 10, 2018, 2:30 PM	Sat, Jul 7, 2018, 2:47 AM
Class 'core\update\info' not found	Sabine Holleman	0	Sabine Holleman Mon, Sep 10, 2018, 1:38 AM	Mon, Sep 10, 2018, 1:38 AM
upgrading moodle in windows server	Edgar Correa	5	Ken Task Fri, Sep 7, 2018, 9:45 PM	Fri, Sep 7, 2018, 12:15 AM
Error 500 when deleting resources/activities on front page	Mark Berthelemy	4	Howard Miller Fri, Sep 7, 2018, 4:17 PM	Thu, Sep 6, 2018, 10:13 PM
Moodle 3.5.1 legacy course file links not working after upgrade	Mihailescu Lucian	4	Ken Task Fri, Sep 7, 2018, 12:20 PM	Fri, Sep 7, 2018, 2:16 AM
Moodle hangs on upgrade	Shaun Daubney	7	Shaun Daubney Thu, Sep 6, 2018, 9:17 PM	Wed, Sep 5, 2018, 2:47 AM
Can not restore file	Scott Mohnkern	8	Ken Task Thu, Sep 6, 2018, 5:20 PM	Thu, Sep 6, 2018, 1:44 AM
Is it possible to upgrade back from 3.5.1+ to 3.5.1 ?	Mario Gharib	4	Mario Gharib Thu, Sep 6, 2018, 4:45 AM	Wed, Sep 5, 2018, 8:25 PM
CLI Cron not running correctly	Timothy Bolton Milhas	6	Emma Richardson Thu, Sep 6, 2018, 4:14 AM	Fri, Dec 29, 2017, 8:41 PM
Your messages are temporarily unavailable due to upgrades in the messaging infrastructure. Please wait for them to be migrated.	Sya Rahim	3	Sya Rahim Wed, Sep 5, 2018, 11:29 PM	Tue, Sep 4, 2018, 10:42 AM
Intl and fileinfo extension not detecting	Padmahasa B N	7	Matteo Scaramuccia Wed, Sep 5, 2018, 9:34 PM	Tue, Sep 4, 2018, 11:30 PM
Problem after Upgrading from Moodle 3.3 to Moodle 3.5.1+	Mario Gharib	0	Mario Gharib Wed, Sep 5, 2018, 7:52 PM	Wed, Sep 5, 2018, 7:52 PM
Migrating away from Bitnami	Chris Lopez	3	Howard Miller Wed, Sep 5, 2018, 7:44 PM	Wed, Sep 5, 2018, 5:07 PM
ERR_TOO_MANY_REDIRECTS (Migrated from Apache to IIS)	Babaso Aldar	5	Emma Richardson Mon, Sep 3, 2018, 11:05 PM	Sun, Sep 2, 2018, 4:14 PM
Memcached store mappings being lost during upgrade	Mark Johnson	1	Mark Johnson Mon, Sep 3, 2018, 6:53 PM	Mon, Sep 3, 2018, 5:34 PM
Fatal error: Cannot use 'object' as class name as it is reserved in /Library/WebServer/Documents/lib/setuplib.php on line 66	Tim Kamps	3	Chris Pekar Mon, Sep 3, 2018, 5:05 PM	Tue, Jul 31, 2018, 12:55 AM
Need help on ancient Moodle (v.1.9.7) upgrade!!	Maryam Webster	27	Rick Jerz Mon, Sep 3, 2018, 2:27 AM	Wed, Aug 29, 2018, 12:37 PM
How to install mcrypt for PHP 7.2 on Aws Linux 2	Don DeRespinis	19	Ken Task Sun, Sep 2, 2018, 9:43 PM	Thu, Aug 30, 2018, 6:44 AM
Error after server migration.	Raphael Silva	24	Babaso Aldar Sun, Sep 2, 2018, 3:13 PM	Wed, Jan 31, 2018, 8:14 PM
HAproxy reverse proxy not working from internet	Siniša Petković	9	Siniša Petković Fri, Aug 31, 2018, 8:25 PM	Mon, Aug 27, 2018, 8:25 PM
Update 3.2 to 3.5 - Themes not loaded	Andreas Giesen	16	Pablo Diaz Fri, Aug 31, 2018, 3:01 AM	Fri, May 18, 2018, 4:12 AM
Moodle Installation Error - mysqld.exe has stopped working	Amir Mustafa	7	Albert Ramsbottom Thu, Aug 30, 2018, 5:43 PM	Mon, Aug 27, 2018, 8:49 PM
Moodle Upgrade	Greg Arrigotti	3	Ken Task Thu, Aug 30, 2018, 7:32 AM	Wed, Aug 29, 2018, 11:44 PM
Migrate / Clone moodle without users	pascal beuve	3	pascal beuve Wed, Aug 29, 2018, 10:48 PM	Wed, Aug 1, 2018, 9:13 PM
Cannot Install Moodle 3.5	David Lemcoe	4	David Lemcoe Wed, Aug 29, 2018, 9:55 PM	Wed, Aug 29, 2018, 8:42 PM
"Coding error detected, it must be fixed by a programmer: The data source class does not exist."	Aor Nannapas	16	Denna Hintze Tue, Aug 28, 2018, 7:13 PM	Wed, Dec 21, 2016, 3:00 AM
Coding error detected, it must be fixed by a programmer: Cannot find file with external function implementation	Naomi Mifsud	2	Derk van den Bergh Tue, Aug 28, 2018, 5:51 PM	Thu, Aug 16, 2018, 6:17 PM
problem upgrading bigbluebuttonbn plugin	Gary Nevills	9	Ken Task Tue, Aug 28, 2018, 10:37 AM	Sun, Aug 26, 2018, 8:23 AM
Migrating Moodle from Apache to IIS server	Babaso Aldar	1	Howard Miller Mon, Aug 27, 2018, 3:42 AM	Sun, Aug 26, 2018, 12:16 PM
Using Moodle Doc to install Moodle on Ubuntu 18.04 but at step 1 issue	pete moodle	3	pete moodle Fri, Aug 24, 2018, 9:21 PM	Fri, Aug 24, 2018, 12:09 AM
Cannot Install Moodle v3.5.1 on Ubuntu	Sujit Baniya	6	Sujit Baniya Fri, Aug 24, 2018, 3:35 PM	Thu, Aug 23, 2018, 6:45 PM
AD User email change in Moodle	santosh dharamsale	1	Emma Richardson Wed, Aug 22, 2018, 8:28 PM	Mon, Aug 20, 2018, 10:31 PM
PHP Parse Error with Database Enrollment Plugin	John Wickenhaeuser	1	Howard Miller Wed, Aug 22, 2018, 6:56 PM	Tue, Aug 21, 2018, 11:55 PM
3.4.4 upgrade to 3.5.1 Error 500	Alan Cherwinski	8	John Wickenhaeuser Tue, Aug 21, 2018, 11:50 PM	Wed, Aug 1, 2018, 5:06 AM
Changing Domain	Kim Solis	11	Ken Task Mon, Aug 20, 2018, 6:22 AM	Thu, Aug 16, 2018, 2:23 AM
What IP address should i use?	Fadhil Fadaroz	1	Ken Task Mon, Aug 20, 2018, 3:09 AM	Sun, Aug 19, 2018, 11:59 PM
adobe connect plugin problem	Rajkumar rathod	3	Mary Cooch Sun, Aug 19, 2018, 10:46 PM	Sun, Aug 19, 2018, 6:57 PM

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