diff --git a/.gitmodules b/.gitmodules
index 824c883..eda24ec 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "lib"]
 	path = lib
-	url = http://192.168.1.163:3000/EgorSuv/pixel-streaming-lib
+	url = http://212.220.216.185:3000/EgorSuv/pixel-streaming-lib
diff --git a/app.js b/app.js
index e9f8556..63e3e3d 100644
--- a/app.js
+++ b/app.js
@@ -1,3 +1,14 @@
+const {test_config} = require('./tests/config')
+const {test_titles} = require('./tests/titles')
+
+if (!test_config()) {
+    process.exit(1)
+}
+if (!test_titles()) {
+    process.exit(1)
+}
+console.log('all initial tests successfully passed')
+
 const {port} = require('./config')
 const app = require('express')()
 const routes = require('./src/routes')
@@ -6,18 +17,6 @@ const body_parser = require('body-parser')
 const {request_logger, error_logger} = require('./src/middlewares/logger')
 const {error_handler} = require('./src/middlewares/error_handler')
 const {start_observer} = require('./src/modules/session_observer')
-const {test_config} = require('./tests/config')
-const {test_titles} = require('./tests/titles')
-
-if (!test_config()) {
-    process.exit(1)
-}
-
-if (!test_titles()) {
-    process.exit(1)
-}
-
-console.log('all initial tests successfully passed')
 
 start_observer()
 
diff --git a/src/modules/run_process.js b/src/modules/run_process.js
index 15483f8..344201b 100644
--- a/src/modules/run_process.js
+++ b/src/modules/run_process.js
@@ -71,6 +71,9 @@ const run_app = async (app_path, app_port) => {
 }
 
 const kill_proc = (pid) => {
+    if (!is_proc_running(pid)) {
+        return
+    }
     if (process.platform === 'win32') {
         spawn('taskkill', ['/pid', pid, '/f', '/t'])
     }
diff --git a/src/modules/session_observer.js b/src/modules/session_observer.js
index 35b0ae9..29b63d5 100644
--- a/src/modules/session_observer.js
+++ b/src/modules/session_observer.js
@@ -24,20 +24,24 @@ const check_sessions = async (sessions) => {
         }
 
         // if something running kill process and skip remove from database
-        if (!webrtc_running && !app_running) {
-            if (!pending_list.is_waiting(session.session_id)) {
-                pending_list.add(session.session_id)
-                var close_session_result = await coordinator.close_session(session.session_id)
-                if (close_session_result) {
-                    database.remove_running_session(session.session_id)
-                } else {
-                    pending_list.remove(session.session_id)
-                    console.log('can not connect to coordinator')
-                }
+        if (!webrtc_running || !app_running) {
+            // if session already in peding list skip
+            if (pending_list.is_waiting(session.session_id)) {
+                return
             }
-        } else {
+            pending_list.add(session.session_id)
+
+            // kill process if running
             kill_proc(session.webrtc_pid)
             kill_proc(session.app_pid)
+            
+            var close_session_result = await coordinator.close_session(session.session_id)
+            if (close_session_result) {
+                await database.remove_running_session(session.session_id)
+            } else {
+                console.log('can not connect to coordinator')
+            }
+            pending_list.remove(session.session_id)
         }
     }))
 }
diff --git a/titles.json b/titles.json
index ca2a183..0d61ae4 100644
--- a/titles.json
+++ b/titles.json
@@ -1,6 +1,6 @@
 [
     {
-        "title":"test-ivazowsky",
+        "title":"not-supported-test-ivazowsky",
         "path":"D:/shared/Builds/ivazowsky/Ivaz_Optimized_2/Ivazowsky.exe"
     },
     {