diff --git a/scripts/smoke-test-android.ps1 b/scripts/smoke-test-android.ps1
index cfb778b1b..260ac2988 100644
--- a/scripts/smoke-test-android.ps1
+++ b/scripts/smoke-test-android.ps1
@@ -25,8 +25,7 @@ Write-Host "#####################################################"
 $BuildDir = $(GetNewProjectBuildPath)
 $ApkFileName = "test.apk"
 $ProcessName = "io.sentry.unity.integrationtest"
-$TestActivityName = "$ProcessName/com.unity3d.player.UnityPlayerActivity"
-$FallBackTestActivityName = "$ProcessName/com.unity3d.player.UnityPlayerGameActivity"
+$TestActivityName = $null # Detected after install via dumpsys
 
 $_ArtifactsPath = (Test-Path env:ARTIFACTS_PATH) ? $env:ARTIFACTS_PATH : (Join-Path $BuildDir "../test-artifacts/" $(Get-Date -Format "HHmmss"))
 
@@ -199,6 +198,15 @@ else
     return 1
 }
 
+# Detect the launcher activity from the installed package
+$dumpOutput = adb -s $device shell dumpsys package $ProcessName 2>&1 | Out-String
+if ($dumpOutput -match "com.unity3d.player.UnityPlayerGameActivity") {
+    $TestActivityName = "$ProcessName/com.unity3d.player.UnityPlayerGameActivity"
+} else {
+    $TestActivityName = "$ProcessName/com.unity3d.player.UnityPlayerActivity"
+}
+Write-Log "Detected activity: $TestActivityName"
+
 function ProcessNewLogs([array]$newLogs, [ref]$lastLogCount, [array]$logCache) {
     if ($newLogs) {
         $currentLogs = @($newLogs)  # Force array creation even for single line
@@ -227,21 +235,19 @@ function RunTest([string] $Name, [string] $SuccessString, [string] $FailureStrin
     adb -s $device shell am force-stop $ProcessName
     Start-Sleep -Milliseconds 500
 
-    $activityName = $TestActivityName
-
     Write-Log "Setting configuration"
 
     # Mark the full-screen notification as acknowledged
     adb -s $device shell "settings put secure immersive_mode_confirmations confirmed"
     adb -s $device shell "input keyevent KEYCODE_HOME"
 
-    Write-Log "Starting app '$activityName'"
+    Write-Log "Starting app '$TestActivityName'"
 
     # Start the adb command as a background job so we can wait for it to finish with a timeout
     $job = Start-Job -ScriptBlock {
         param($device, $activityName, $Name)
         & adb -s $device shell am start -n $activityName -e test $Name -W 2>&1
-    } -ArgumentList $device, $activityName, $Name
+    } -ArgumentList $device, $TestActivityName, $Name
 
     # Wait for the job to complete or to timeout
     $completed = Wait-Job $job -Timeout 60
@@ -252,27 +258,9 @@ function RunTest([string] $Name, [string] $SuccessString, [string] $FailureStrin
         return $false
     }
 
-    $output = Receive-Job $job
+    Receive-Job $job | Out-Null
     Remove-Job $job
 
-    Write-Log "Checking if activity started"
-
-    # Check if the activity failed to start
-    if ($output -match "Error type 3" -or $output -match "Activity class \{$activityName\} does not exist.")
-    {
-        $activityName = $FallBackTestActivityName
-        Write-Log "Trying fallback activity $activityName"
-
-        $output = & adb -s $device shell am start -n $activityName -e test $Name -W 2>&1
-
-        # Check if the fallback activity failed to start
-        if ($output -match "Error type 3" -or $output -match "Activity class \{$activityName\} does not exist.")
-        {
-            Write-Log "Activity does not exist"
-            return $false
-        }
-    }
-
     Write-Log "Activity started successfully"
 
     $appPID = PidOf $device $ProcessName
diff --git a/src/Sentry.Unity.Android/SentryJava.cs b/src/Sentry.Unity.Android/SentryJava.cs
index ca74d7668..9a68442aa 100644
--- a/src/Sentry.Unity.Android/SentryJava.cs
+++ b/src/Sentry.Unity.Android/SentryJava.cs
@@ -109,8 +109,8 @@ public void Init(SentryUnityOptions options)
         try
         {
             using var sentry = new AndroidJavaClass("io.sentry.android.core.SentryAndroid");
-            using var context = new AndroidJavaClass("com.unity3d.player.UnityPlayer")
-                .GetStatic<AndroidJavaObject>("currentActivity");
+            using var unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
+            using var context = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity");
 
             sentry.CallStatic("init", context, new AndroidOptionsConfiguration(androidOptions =>
             {
@@ -120,9 +120,9 @@ public void Init(SentryUnityOptions options)
                 androidOptions.Call("setDist", options.Distribution);
                 androidOptions.Call("setEnvironment", options.Environment);
 
-                var sentryLevelClass = new AndroidJavaClass("io.sentry.SentryLevel");
+                using var sentryLevelClass = new AndroidJavaClass("io.sentry.SentryLevel");
                 var levelString = GetLevelString(options.DiagnosticLevel);
-                var sentryLevel = sentryLevelClass.GetStatic<AndroidJavaObject>(levelString);
+                using var sentryLevel = sentryLevelClass.GetStatic<AndroidJavaObject>(levelString);
                 androidOptions.Call("setDiagnosticLevel", sentryLevel);
 
                 if (options.SampleRate.HasValue)
@@ -267,7 +267,7 @@ public bool IsSentryJavaPresent()
     {
         try
         {
-            _ = GetSentryJava();
+            using var _ = GetSentryJava();
         }
         catch (AndroidJavaException)
         {
@@ -387,9 +387,9 @@ internal void RunJniSafe(Action action, [CallerMemberName] string actionName = "
             {
                 action.Invoke();
             }
-            catch (Exception)
+            catch (Exception e)
             {
-                _logger?.LogError("Calling '{0}' failed.", actionName);
+                _logger?.LogError(e, "Calling '{0}' failed.", actionName);
             }
         }
         else
@@ -423,9 +423,9 @@ private void SyncScope()
                     {
                         action.Invoke();
                     }
-                    catch (Exception)
+                    catch (Exception e)
                     {
-                        _logger?.LogError("Calling '{0}' failed.", actionName);
+                        _logger?.LogError(e, "Calling '{0}' failed.", actionName);
                     }
                 }
             }
@@ -450,7 +450,8 @@ public void Close()
 
         if (!MainThreadData.IsMainThread())
         {
-            _logger?.LogError("Calling Close() on Android SDK requires running on MainThread");
+            _logger?.LogError("Calling Close() on Android SDK requires running on MainThread. " +
+                "Scope sync thread stopped but Java SDK was not closed.");
             return;
         }
 
diff --git a/test/IntegrationTest/Integration.Tests.ps1 b/test/IntegrationTest/Integration.Tests.ps1
index a07a897bc..dc36f22c0 100644
--- a/test/IntegrationTest/Integration.Tests.ps1
+++ b/test/IntegrationTest/Integration.Tests.ps1
@@ -30,6 +30,7 @@ BeforeAll {
         Write-Host "Running $Action..."
 
         $extras = @("-e", "test", $Action)
+
         $runResult = Invoke-DeviceApp -ExecutablePath $script:AndroidComponent -Arguments $extras
 
         # Save result to JSON file