...

java/build.xml

@@ -42,6 +42,7 @@
         <exec dir="jni" executable="${env.NDK_BUILD_LOC}" failonerror="true">
             <arg value="ZT1=${env.ZT}"/>
             <arg value="V=1"/>
+            <!-- <arg value="NDK_DEBUG=1"/> -->
         </exec>
         <copy file="libs/arm64-v8a/libZeroTierOneJNI.so"
               tofile="classes/lib/arm64-v8a/libZeroTierOneJNI.so"

java/jni/Android.mk

@@ -5,6 +5,7 @@ include $(CLEAR_VARS)
 LOCAL_MODULE := ZeroTierOneJNI
 LOCAL_C_INCLUDES := $(ZT1)/include
 LOCAL_LDLIBS := -llog
+# LOCAL_CFLAGS := -g
 
 # ZeroTierOne SDK source files
 LOCAL_SRC_FILES := \

java/jni/com_zerotierone_sdk_Node.cpp

@@ -192,7 +192,11 @@ namespace {
     {
         LOGV("EventCallback");
         JniRef *ref = (JniRef*)userData;
-        assert(ref->node == node);
+        if(ref->node != node)
+        {
+            LOGE("Nodes not equal. ref->node %p, node %p", ref->node, node);
+            return;
+        }
         JNIEnv *env = NULL;
         ref->jvm->GetEnv((void**)&env, JNI_VERSION_1_6);
 
@@ -613,6 +617,8 @@ JNIEXPORT jobject JNICALL Java_com_zerotier_sdk_Node_node_1init(
         &VirtualNetworkConfigFunctionCallback,
         &EventCallback);
 
+    LOGI("Node Created.");
+    
     if(rc != ZT1_RESULT_OK)
     {
         LOGE("Error creating Node: %d", rc);