diff --git a/src/requests/admin.cr b/src/requests/admin.cr
index c80ef81..76e3fc4 100644
--- a/src/requests/admin.cr
+++ b/src/requests/admin.cr
@@ -13,6 +13,9 @@ class DNSManager::Request
 		end
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
+			user = dnsmanagerd.get_logged_user event
+			return Response::ErrorUserNotLogged.new unless user
+
 			# This request means serious business.
 			# TODO: check for admin.
 
diff --git a/src/requests/login.cr b/src/requests/login.cr
index 5e9ef53..ec011eb 100644
--- a/src/requests/login.cr
+++ b/src/requests/login.cr
@@ -20,6 +20,7 @@ class DNSManager::Request
 			end
 		rescue e
 			# FIXME: Should those be logged?
+			Baguette::Log.error "Error: #{e}"
 			Response::Error.new "unauthorized"
 		end
 	end
diff --git a/src/requests/zone.cr b/src/requests/zone.cr
index f7748c2..51e62ae 100644
--- a/src/requests/zone.cr
+++ b/src/requests/zone.cr
@@ -11,7 +11,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.new_domain user.uid, @domain
 		end
 	end
@@ -25,7 +25,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.add_or_update_zone user.uid, zone
 		end
 	end
@@ -39,7 +39,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.delete_domain user.uid, @domain
 		end
 	end
@@ -53,7 +53,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.get_zone user.uid, @domain
 		end
 	end
@@ -65,7 +65,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.user_domains user.uid
 		end
 	end
@@ -80,7 +80,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.add_rr user.uid, @domain, @rr
 		end
 	end
@@ -95,7 +95,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.update_rr user.uid, @domain, @rr
 		end
 	end
@@ -110,7 +110,7 @@ class DNSManager::Request
 
 		def handle(dnsmanagerd : DNSManager::Service, event : IPC::Event) : IPC::JSON
 			user = dnsmanagerd.get_logged_user event
-			raise NotLoggedException.new if user.nil?
+			return Response::ErrorUserNotLogged.new unless user
 			dnsmanagerd.storage.delete_rr user.uid, @domain, @rrid
 		end
 	end
diff --git a/src/responses/error.cr b/src/responses/error.cr
index 05d4ea8..1b1e666 100644
--- a/src/responses/error.cr
+++ b/src/responses/error.cr
@@ -17,5 +17,11 @@ class DNSManager::Response
 		def initialize()
 		end
 	end
-	DNSManager.responses << ErrorInvalidToken
+	DNSManager.responses << DomainAlreadyExists
+
+	IPC::JSON.message ErrorUserNotLogged, 4 do
+		def initialize()
+		end
+	end
+	DNSManager.responses << ErrorUserNotLogged
 end