Fatal error: Uncaught Error: Call to a member function hmset() on boolean in /app/public/sites/all/modules/redis/lib/Redis/Cache/PhpRedis.php:98 Stack trace: #0 /app/public/sites/all/modules/redis/lib/Redis/Cache.php(477): Redis_Cache_PhpRedis->set('filter_formats:...', Array, 31536000, false) #1 /app/public/includes/cache.inc(142): Redis_Cache->set('filter_formats:...', Array, 0) #2 /app/public/modules/filter/filter.module(437): cache_set('filter_formats:...', Array) #3 /app/public/modules/filter/filter.module(538): filter_formats(Object(stdClass)) #4 /app/public/sites/all/modules/ctools/plugins/content_types/custom/custom.inc(19): filter_default_format() #5 /app/public/sites/all/modules/ctools/includes/plugins.inc(480): include_once('/app/public/sit...') #6 /app/public/sites/all/modules/ctools/includes/plugins.inc(281): ctools_plugin_load_includes(Array) #7 /app/public/sites/all/modules/ctools/includes/content.inc(110): ctools_get_plugins('ctools', 'content_types') #8 /app/public/sites/all/modules/ctools/includes/conten in /app/public/sites/all/modules/redis/lib/Redis/Cache/PhpRedis.php on line 98