diff --git a/resources/install/scripts/app/voicemail/index.lua b/resources/install/scripts/app/voicemail/index.lua
index 855aedf9c0..61e9b095f8 100644
--- a/resources/install/scripts/app/voicemail/index.lua
+++ b/resources/install/scripts/app/voicemail/index.lua
@@ -236,7 +236,7 @@
 
 		--get the voicemail settings
 			if (voicemail_id ~= nil) then
-				if (session:ready()) then
+				if (session ~= nil and session:ready()) then
 					--get the information from the database
 						local sql = [[SELECT * FROM v_voicemails
 							WHERE domain_uuid = :domain_uuid
@@ -257,6 +257,7 @@
 							voicemail_transcription_enabled = row["voicemail_transcription_enabled"];
 							voicemail_tutorial = row["voicemail_tutorial"];
 						end);
+
 					--set default values
 						if (voicemail_local_after_email == nil) then
 							voicemail_local_after_email = "true";
@@ -268,7 +269,7 @@
 					--valid voicemail
 						if (voicemail_uuid ~= nil and string.len(voicemail_uuid) > 0) then
 						--answer the session
-							if (session:ready()) then
+							if (session ~= nil and session:ready()) then
 								session:answer();
 								session:execute("sleep", "1000");
 							end
@@ -282,7 +283,7 @@
 	end
 
 --set the callback function
-	if (session:ready()) then
+	if (session ~= nil and session:ready()) then
 		session:setVariable("playback_terminators", "#");
 		session:setInputCallback("on_dtmf", "");
 	end
@@ -322,7 +323,7 @@
 	require "app.voicemail.resources.functions.record_name";
 	require "app.voicemail.resources.functions.message_count"
 	require "app.voicemail.resources.functions.mwi_notify";
-	require "app.voicemail.resources.functions.tutorial";	
+	require "app.voicemail.resources.functions.tutorial";
 
 --send a message waiting event
 	if (voicemail_action == "mwi") then
@@ -351,7 +352,7 @@
 
 --check messages
 	if (voicemail_action == "check") then
-		if (session:ready()) then
+		if (session ~= nil and session:ready()) then
 			--check the voicemail password
 				if (voicemail_id) then
 					if (voicemail_authorized) then
@@ -385,7 +386,7 @@
 	if (voicemail_action == "save") then
 
 		--set the variables
-			if (session:ready()) then
+			if (session ~= nil and session:ready()) then
 				session:setVariable("missed_call", "true");
 				session:setVariable("voicemail_answer_stamp", api:execute("strftime"));
 				session:setVariable("voicemail_answer_epoch", api:execute("strepoch"));
@@ -606,7 +607,7 @@
 
 			else
 				--voicemail not enabled or does not exist
-					if (session:ready()) then
+					if (session ~= nil and session:ready()) then
 						referred_by = session:getVariable("sip_h_Referred-By");
 						if (referred_by) then
 							referred_by = referred_by:match('[%d]+');