diff --git a/Jenkinsfile b/Jenkinsfile
index facdcb4..98d2689 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -30,11 +30,19 @@ pipeline {
         }
         stage('Déploiement') {
             steps {
-                echo "Démarrage de l'application Spring Boot..."
-                // Arr\u00eater l'application si elle tourne d\u00e9j\u00e0 (pour ne pas dupliquer les instances)
-                sh 'pkill -f "java -jar" || echo "Aucune ancienne instance \u00e0 arr\u00eater"'
-                // D\u00e9marrer la nouvelle version en arri\u00e8re-plan
-                sh 'nohup java -jar target/*.jar --server.port=8081 &'
+                sh '''
+                  echo "PWD = $(pwd)"
+                  echo "Content of target/:"
+                  ls -lh target || echo "No target directory"
+
+                  echo "Which java?"
+                  which java || echo "java NOT in PATH"
+                  java -version || echo "java command failed"
+
+                  echo "Trying to start app..."
+                  nohup java -jar target/*.jar --server.port=8081 > app.log 2>&1 &
+                  echo "PID started: $!"
+                '''
             }
         }
     }