diff --git a/Jenkinsfile b/Jenkinsfile
index eab75b6..8395322 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -130,32 +130,35 @@ pipeline {
             dotnet tool update --global dotnet-sonarscanner
             export PATH="$PATH:/root/.dotnet/tools"
 
-            # BEGIN
+            # Optional: show Java & reachability
+            java -version || true
+            curl -sf "$SONAR_HOST_URL/api/system/health" || { echo "Cannot reach SonarQube at $SONAR_HOST_URL"; exit 1; }
+
+            # BEGIN (use injected URL/token; add verbose for diagnostics)
             dotnet sonarscanner begin \
               /k:AS400API \
-              /d:sonar.host.url=$SONAR_HOST_URL \
-              /d:sonar.login=$SONAR_AUTH_TOKEN \
+              /d:sonar.verbose=true \
               /d:sonar.exclusions=**/bin/**,**/obj/** \
               /d:sonar.test.exclusions=**/*.Tests/** \
               /d:sonar.cs.opencover.reportsPaths=**/coverage.opencover.xml
 
-            # BUILD & TEST (generate coverage if you want it on Sonar)
+            # BUILD & TEST (produce OpenCover report)
             dotnet restore
             dotnet build -c Release
             dotnet test AS400API.Tests/AS400API.Tests.csproj -c Release \
               /p:CollectCoverage=true \
               /p:CoverletOutput=./TestResults/coverage/ \
-              /p:CoverletOutputFormat=\"opencover\"
+              /p:CoverletOutputFormat=opencover
 
-            # END (must be inside withSonarQubeEnv so it can create report-task.txt)
-            dotnet sonarscanner end /d:sonar.login=$SONAR_AUTH_TOKEN
+            # END (no login flag; uses env from withSonarQubeEnv)
+            dotnet sonarscanner end /d:sonar.verbose=true
           '''
         }
-        // Optionally wait for Quality Gate
+
+        // Optionally wait for the Quality Gate (only if 'end' succeeds)
         // waitForQualityGate abortPipeline: true
       }
     }
-
     stage('Test + Coverage') {
       steps {
         sh '''