Problem:
PHP Warning:  PHP Startup: Unable to load dynamic library '/usr/lib/php5/20100525/horde_lz4.so' - /usr/lib/php5/20100525/horde_lz4.so: cannot open shared object file: No such file or directory in Unknown on line 0

Solution:
pecl upgrade -f horde/horde_lz4


Problem:
JS hanging on some wicked pages

Solution:
Turn off javascript compression, clear cache in horde/static folder
Don't know why it has failed thoguh.

Problem: Typo in gollem Vfs.php

Solution:
<code>
root@apache:/var/www/horde/gollem# diff -ur /var/www/horde/gollem/lib/Factory/Vfs.php-org /var/www/horde/gollem/lib/Factory/Vfs.php
--- /var/www/horde/gollem/lib/Factory/Vfs.php-org       2019-08-09 12:03:58.481315092 +0200
+++ /var/www/horde/gollem/lib/Factory/Vfs.php   2019-08-09 12:26:08.008153222 +0200
@@ -48,7 +48,7 @@
             switch (Horde_String::lower($be_config['driver'])) {
             case 'sql':
             case 'sqlfile':
-            case 'musql':
+            case 'mysql':
                 $db_params = $params;
                 unset($db_params['table']);
                 $params['db'] = $this->_injector
root@apache:/var/www/horde/gollem# 
</code>