diff --git a/lib/android_build/maesdk/src/main/java/com/microsoft/applications/events/EventPropertiesStorage.java b/lib/android_build/maesdk/src/main/java/com/microsoft/applications/events/EventPropertiesStorage.java
index b5b7929e8..9641caa67 100644
--- a/lib/android_build/maesdk/src/main/java/com/microsoft/applications/events/EventPropertiesStorage.java
+++ b/lib/android_build/maesdk/src/main/java/com/microsoft/applications/events/EventPropertiesStorage.java
@@ -21,6 +21,7 @@ class EventPropertiesStorage {
 
     EventPropertiesStorage() {
         eventName = "";
+        eventType = "";
         eventLatency = EventLatency.Normal;
         eventPersistence = EventPersistence.Normal;
         eventPopSample = 100;
diff --git a/lib/android_build/maesdk/src/test/java/com/microsoft/applications/events/EventsUnitTest.java b/lib/android_build/maesdk/src/test/java/com/microsoft/applications/events/EventsUnitTest.java
index 24bfa90ea..513354682 100644
--- a/lib/android_build/maesdk/src/test/java/com/microsoft/applications/events/EventsUnitTest.java
+++ b/lib/android_build/maesdk/src/test/java/com/microsoft/applications/events/EventsUnitTest.java
@@ -390,4 +390,17 @@ public void requestException() throws java.io.IOException, PackageManager.NameNo
         }
     }
 
+    @Test
+    public void newEventPropertiesStorageEventTypeDefaultsToEmptyString() {
+        // Regression test for #1329: EventPropertiesStorage previously left
+        // eventType uninitialized (null), so EventProperties.getType() (which
+        // returns mStorage.eventType) returned null instead of its documented
+        // "" default. Exercise the pure-Java storage directly: constructing an
+        // EventProperties here would call setName() -> native validateEventName(),
+        // which is not loaded in these JVM (MockitoJUnitRunner) unit tests.
+        EventPropertiesStorage storage = new EventPropertiesStorage();
+        assertNotNull(storage.eventType);
+        assertEquals("", storage.eventType);
+    }
+
 }
diff --git a/lib/jni/JniConvertors.cpp b/lib/jni/JniConvertors.cpp
index 87b7cb15b..d944ddff8 100644
--- a/lib/jni/JniConvertors.cpp
+++ b/lib/jni/JniConvertors.cpp
@@ -159,8 +159,17 @@ EventProperties GetEventProperties(JNIEnv* env, const jstring& jstrEventName, co
         const jobjectArray& jEventPropertyStringKeyArray, const jobjectArray& jEventPropertyValueArray) {
     EventProperties eventProperties;
     eventProperties.SetName(JStringToStdString(env, jstrEventName));
-    if (jstrEventType != NULL)
-        eventProperties.SetType(JStringToStdString(env, jstrEventType));
+    if (jstrEventType != NULL) {
+        // An empty type means "unset" (the native default). Before #1329 the
+        // Java getType() returned null for a default EventProperties, so this
+        // branch was skipped. getType() now returns "" to fix a Java-side NPE;
+        // forwarding SetType("") here would fail native event-name validation
+        // and broadcast a spurious EVT_REJECTED for every typeless event, so
+        // only set a non-empty type.
+        std::string eventType = JStringToStdString(env, jstrEventType);
+        if (!eventType.empty())
+            eventProperties.SetType(eventType);
+    }
     eventProperties.SetLatency(static_cast<EventLatency>(jEventLatency));
     eventProperties.SetPersistence(static_cast<EventPersistence>(jEventPersistence));
     eventProperties.SetPopsample(static_cast<double>(jEventPopSample));