diff --git a/app/repositories/orient_db/base.rb b/app/repositories/orient_db/base.rb
index ed28caa89ba07132373b861480cade8e1b4753b7..ff4a148e7c7a17dbd8d6dc11d0ec8e0ce07b0b7d 100644
--- a/app/repositories/orient_db/base.rb
+++ b/app/repositories/orient_db/base.rb
@@ -1,5 +1,4 @@
 class OrientDb::Base
-
   attr_reader :connection
 
   def initialize(connection)
diff --git a/lib/orient_db/client.rb b/lib/orient_db/client.rb
index 02818491dc006f5391e9cd700874dfb32ad68e17..fdce7f7249e64b1192ad1fca8f9d450e5ae9b17a 100644
--- a/lib/orient_db/client.rb
+++ b/lib/orient_db/client.rb
@@ -6,8 +6,12 @@ class OrientDb::Client
       return @@client
     end
 
-    @@client = Orientdb4r.client :host => OrientDb::Config::host, :port => OrientDb::Config::port, :ssl => OrientDb::Config::ssl
-    @@client.connect(database: OrientDb::Config::database, user: OrientDb::Config::user, password: OrientDb::Config::password)
+    begin
+      @@client = Orientdb4r.client :host => OrientDb::Config::host, :port => OrientDb::Config::port, :ssl => OrientDb::Config::ssl
+      @@client.connect(database: OrientDb::Config::database, user: OrientDb::Config::user, password: OrientDb::Config::password)
+    rescue Orientdb4r::UnauthorizedError => e
+      raise 'Wrong orient db credentials'
+    end
   end
 
 end
\ No newline at end of file