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('hook_info', Array, 31536000, false) #1 /app/public/includes/cache.inc(142): Redis_Cache->set('hook_info', Array, 0) #2 /app/public/includes/module.inc(884): cache_set('hook_info', Array, 'cache_bootstrap') #3 /app/public/includes/module.inc(781): module_hook_info() #4 /app/public/includes/module.inc(963): module_implements('watchdog') #5 /app/public/includes/bootstrap.inc(2076): module_invoke_all('watchdog', Array) #6 /app/public/includes/errors.inc(208): watchdog('php', '%type: !message...', Array, 3) #7 /app/public/includes/bootstrap.inc(2670): _drupal_log_error(Array, true) #8 [internal function]: _drupal_exception_handler(Object(Error)) #9 {main} thrown in /app/public/sites/all/modules/redis/lib/Redis/Cache/PhpRedis.php on line 98