diff --git a/app/build.gradle b/app/build.gradle
index b202085..510755f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -8,8 +8,8 @@ android {
         applicationId "com.github.axet.audiorecorder"
         minSdkVersion 16
         targetSdkVersion 23
-        versionCode 73
-        versionName "1.1.51"
+        versionCode 74
+        versionName "1.1.52"
     }
     signingConfigs {
         release {
diff --git a/app/src/main/java/com/github/axet/audiorecorder/activities/RecordingActivity.java b/app/src/main/java/com/github/axet/audiorecorder/activities/RecordingActivity.java
index eaefb57..5fc7bd1 100644
--- a/app/src/main/java/com/github/axet/audiorecorder/activities/RecordingActivity.java
+++ b/app/src/main/java/com/github/axet/audiorecorder/activities/RecordingActivity.java
@@ -813,7 +813,11 @@ public class RecordingActivity extends AppCompatActivity {
                 d.cancel();
                 AlertDialog.Builder builder = new AlertDialog.Builder(RecordingActivity.this);
                 builder.setTitle("Error");
-                builder.setMessage(encoder.getException().getMessage());
+                String msg = encoder.getException().getMessage();
+                if (msg.isEmpty()) {
+                    msg = encoder.getException().getClass().getSimpleName();
+                }
+                builder.setMessage(msg);
                 builder.setOnCancelListener(new DialogInterface.OnCancelListener() {
                     @Override
                     public void onCancel(DialogInterface dialog) {