diff --git a/packages/flutter_tools/lib/src/android/android_sdk.dart b/packages/flutter_tools/lib/src/android/android_sdk.dart
index e3a7dc5..ddab13c 100644
--- a/packages/flutter_tools/lib/src/android/android_sdk.dart
+++ b/packages/flutter_tools/lib/src/android/android_sdk.dart
@@ -347,7 +347,8 @@
       throwToolExit('Android sdkmanager not found. Update to the latest Android SDK to resolve this.');
     final ProcessResult result = processManager.runSync(<String>[sdkManagerPath, '--version'], environment: sdkManagerEnv);
     if (result.exitCode != 0) {
-      throwToolExit('sdkmanager --version failed: ${result.exitCode}', exitCode: result.exitCode);
+      printTrace('sdkmanager --version failed: exitCode: ${result.exitCode} stdout: ${result.stdout} stderr: ${result.stderr}');
+      return null;
     }
     return result.stdout.trim();
   }
diff --git a/packages/flutter_tools/lib/src/android/android_workflow.dart b/packages/flutter_tools/lib/src/android/android_workflow.dart
index 3c900f9..7a72dfa 100644
--- a/packages/flutter_tools/lib/src/android/android_workflow.dart
+++ b/packages/flutter_tools/lib/src/android/android_workflow.dart
@@ -213,7 +213,7 @@
       );
 
     final Version sdkManagerVersion = new Version.parse(androidSdk.sdkManagerVersion);
-    if (sdkManagerVersion.major < 26)
+    if (sdkManagerVersion == null || sdkManagerVersion.major < 26)
       // SDK manager is found, but needs to be updated.
       throwToolExit(
         'A newer version of the Android SDK is required. To update, run:\n'