Previews TIFF files

[sergiosafer]

HELP !!!!!!
I'm going crazy and can't fix this error.
I need to be able to view tiff files on external drives connected to my owncloud and we can't do it.
We have installed imageMagick but it doesn't work for us either.
Here is my config.php

/<?php
$CONFIG = array (
'instanceid' => 'ocoe1qff3irg',
'passwordsalt' => 'xxxx',
'secret' => 'xxxx',
'trusted_domains' =>
array (
0 => 'xxxxxxx',
),
'datadirectory' => '/datos/owncloud/data',
'overwrite.cli.url' => 'https://dominio/',
'dbtype' => 'pgsql',
'version' => '10.7.0.4',
'dbname' => 'owncloud',
'dbhost' => 'localhost:5432',
'dbtableprefix' => 'oc_',
'dbuser' => 'user_owncloud',
'dbpassword' => 'pass',
'logtimezone' => 'UTC',
'memcache.local' => '\OC\Memcache\Redis',
'filelocking.enabled' => true,
'memcache.locking' => '\OC\Memcache\Redis',
'redis' =>
array (
'host' => 'localhost',
'port' => 6379,
'timeout' => 0,
'password' => '',
),
'apps_paths' =>
array (
0 =>
array (
'path' => '/var/www/owncloud/apps',
'url' => '/apps',
'writable' => false,
),
1 =>
array (
'path' => '/var/www/owncloud/apps-external',
'url' => '/apps-external',
'writable' => true,
),
),
'installed' => true,
'ldapIgnoreNamingRules' => false,
'maintenance' => false,
'mail_domain' => 'domain',
'mail_from_address' => 'mail',
'mail_smtpmode' => 'php',
'trashbin_retention_obligation' => '0',
'trashbin_purge_limit' => 30,
'versions_retention_obligation' => 'min 7, max 14',
'log_type' => 'owncloud',
'loglevel' => 3,
'log_rotate_size' => 1073741824,
'onlyoffice' =>
array (
'verify_peer_off' => true,
),
'singleuser' => false,
'debug' => false,
'enable_previews' => true,
'enabledPreviewProviders' => [
'OC\Preview\SGI',
'OC\Preview\Heic',
'OC\Preview\BMP',
'OC\Preview\GIF',
'OC\Preview\JPEG',
'OC\Preview\MarkDown',
'OC\Preview\MP3',
'OC\Preview\PNG',
'OC\Preview\TIF',
'OC\Preview\TIFF',
'OC\Preview\TXT',
'OC\Preview\XBitmap',
],
);