diff --git a/phpBB/includes/acp/acp_extensions.php b/phpBB/includes/acp/acp_extensions.php
index f0133bc648..1fb2d2df26 100644
--- a/phpBB/includes/acp/acp_extensions.php
+++ b/phpBB/includes/acp/acp_extensions.php
@@ -92,19 +92,16 @@ class acp_extensions
 			case 'enable_pre':
 				if (!$md_manager->validate_dir())
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_DIR_INVALID_ERROR', time(), array($ext_name));
 					trigger_error($user->lang['EXTENSION_DIR_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
 				if (!$md_manager->validate_enable())
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_NOT_AVAILABLE_ERROR', time(), array($ext_name));
 					trigger_error($user->lang['EXTENSION_NOT_AVAILABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
 				if ($phpbb_extension_manager->enabled($ext_name))
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_ALREADY_ENABLED_ERROR', time(), array($ext_name));
 					redirect($this->u_action);
 				}
 
@@ -120,19 +117,16 @@ class acp_extensions
 			case 'enable':
 				if (!$md_manager->validate_dir())
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_DIR_INVALID_ERROR', time(), array($ext_name));
 					trigger_error($user->lang['EXTENSION_DIR_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
 				if (!$md_manager->validate_enable())
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_NOT_AVAILABLE_ERROR', time(), array($ext_name));
 					trigger_error($user->lang['EXTENSION_NOT_AVAILABLE'] . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 
 				if ($phpbb_extension_manager->enabled($ext_name))
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_ALREADY_ENABLED_ERROR', time(), array($ext_name));
 					redirect($this->u_action);
 				}
 
@@ -152,7 +146,6 @@ class acp_extensions
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_ENABLE_MIGRATION_ERROR', time(), array($ext_name));
 					$template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($user));
 				}
 
@@ -166,7 +159,6 @@ class acp_extensions
 			case 'disable_pre':
 				if (!$phpbb_extension_manager->enabled($ext_name))
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_DISABLE_NOT_ENABLED_ERROR', time(), array($ext_name));
 					redirect($this->u_action);
 				}
 
@@ -182,7 +174,6 @@ class acp_extensions
 			case 'disable':
 				if (!$phpbb_extension_manager->enabled($ext_name))
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_DISABLE_NOT_ENABLED_ERROR', time(), array($ext_name));
 					redirect($this->u_action);
 				}
 
@@ -208,7 +199,6 @@ class acp_extensions
 			case 'delete_data_pre':
 				if ($phpbb_extension_manager->enabled($ext_name))
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_PURGE_ENABLED_ERROR', time(), array($ext_name));
 					redirect($this->u_action);
 				}
 				$this->tpl_name = 'acp_ext_delete_data';
@@ -223,7 +213,6 @@ class acp_extensions
 			case 'delete_data':
 				if ($phpbb_extension_manager->enabled($ext_name))
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_PURGE_ENABLED_ERROR', time(), array($ext_name));
 					redirect($this->u_action);
 				}
 
@@ -243,7 +232,6 @@ class acp_extensions
 				}
 				catch (\phpbb\db\migration\exception $e)
 				{
-					$this->log->add('critical', $user->data['user_id'], $user->ip, 'LOG_EXT_PURGE_MIGRATION_ERROR', time(), array($ext_name));
 					$template->assign_var('MIGRATOR_ERROR', $e->getLocalisedMessage($user));
 				}
 
diff --git a/phpBB/language/en/acp/common.php b/phpBB/language/en/acp/common.php
index 2896ab4e36..8014ee64f1 100644
--- a/phpBB/language/en/acp/common.php
+++ b/phpBB/language/en/acp/common.php
@@ -780,19 +780,5 @@ $lang = array_merge($lang, array(
 
 	'LOG_EXT_ENABLE'	=> '<strong>Extension enabled</strong><br />» %s',
 	'LOG_EXT_DISABLE'	=> '<strong>Extension disabled</strong><br />» %s',
-	'LOG_EXT_PURGE'	=> '<strong>Extension’s data deleted</strong><br />» %s',
-
-	'LOG_EXT_ENABLE_ERROR'	=> '<strong>Error while enabling an extension</strong><br />» %s',
-	'LOG_EXT_DISABLE_ERROR'	=> '<strong>Error while disabling an extension</strong><br />» %s',
-	'LOG_EXT_PURGE_ERROR'	=> '<strong>Error while deleted the data of an extension</strong><br />» %s',
-
-	'LOG_EXT_ENABLE_DIR_INVALID_ERROR'		=> '<strong>Error while enabling the extension "%s"</strong><br />» Invalid directory structure.',
-	'LOG_EXT_ENABLE_NOT_AVAILABLE_ERROR'	=> '<strong>Error while enabling the extension "%s"</strong><br />» Extension unavailable for this board.',
-	'LOG_EXT_ENABLE_ALREADY_ENABLED_ERROR'	=> '<strong>Error while enabling the extension "%s"</strong><br />» Extension already enabled.',
-	'LOG_EXT_ENABLE_MIGRATION_ERROR'		=> '<strong>Error while enabling the extension "%s"</strong><br />» Migration error.',
-
-	'LOG_EXT_DISABLE_NOT_ENABLED_ERROR'	=> '<strong>Error while disabling the extension "%s"</strong><br />» Extension not enabled.',
-
-	'LOG_EXT_PURGE_ENABLED_ERROR'	=> '<strong>Error while deleting the data of the extension "%s"</strong><br />» Extension enabled.',
-	'LOG_EXT_PURGE_MIGRATION_ERROR'	=> '<strong>Error while deleting the data of the extension "%s"</strong><br />» Migration error.',
+	'LOG_EXT_PURGE'		=> '<strong>Extension’s data deleted</strong><br />» %s',
 ));
diff --git a/phpBB/phpbb/console/command/extension/disable.php b/phpBB/phpbb/console/command/extension/disable.php
index fb0c23762f..ceaf168108 100644
--- a/phpBB/phpbb/console/command/extension/disable.php
+++ b/phpBB/phpbb/console/command/extension/disable.php
@@ -35,7 +35,6 @@ class disable extends command
 
 		if ($this->manager->enabled($name))
 		{
-			$this->log->add('critical', ANONYMOUS, '', 'LOG_EXT_DISABLE_ERROR', time(), array($name));
 			$output->writeln("<error>Could not disable extension $name</error>");
 			return 1;
 		}
diff --git a/phpBB/phpbb/console/command/extension/enable.php b/phpBB/phpbb/console/command/extension/enable.php
index e20a5ba81d..757f19005e 100644
--- a/phpBB/phpbb/console/command/extension/enable.php
+++ b/phpBB/phpbb/console/command/extension/enable.php
@@ -41,7 +41,6 @@ class enable extends command
 		}
 		else
 		{
-			$this->log->add('critical', ANONYMOUS, '', 'LOG_EXT_ENABLE_ERROR', time(), array($name));
 			$output->writeln("<error>Could not enable extension $name</error>");
 			return 1;
 		}
diff --git a/phpBB/phpbb/console/command/extension/purge.php b/phpBB/phpbb/console/command/extension/purge.php
index 234d32f302..0342d116f5 100644
--- a/phpBB/phpbb/console/command/extension/purge.php
+++ b/phpBB/phpbb/console/command/extension/purge.php
@@ -35,7 +35,6 @@ class purge extends command
 
 		if ($this->manager->enabled($name))
 		{
-			$this->log->add('critical', ANONYMOUS, '', 'LOG_EXT_PURGE_ERROR', time(), array($name));
 			$output->writeln("<error>Could not purge extension $name</error>");
 			return 1;
 		}