diff --git a/src/jni_driver.cpp b/src/jni_driver.cpp
index 82720e2a..770e16da 100644
--- a/src/jni_driver.cpp
+++ b/src/jni_driver.cpp
@@ -15,19 +15,24 @@ bool romLoaded = false;
 
 #define AlberFunction(type, name) JNIEXPORT type JNICALL Java_com_panda3ds_pandroid_AlberDriver_##name
 
+void throwException(JNIEnv* env, const char* message) {
+	jclass exceptionClass = env->FindClass("java/lang/RuntimeException");
+	env->ThrowNew(exceptionClass, message);
+}
+
 extern "C" {
 AlberFunction(void, Initialize)(JNIEnv* env, jobject obj) {
 	emulator = std::make_unique<Emulator>();
 
 	if (emulator->getRendererType() != RendererType::OpenGL) {
-		throw std::runtime_error("Renderer is not OpenGL");
+		return throwException(env, "Renderer type is not OpenGL");
 	}
 
 	renderer = static_cast<RendererGL*>(emulator->getRenderer());
 	hidService = &emulator->getServiceManager().getHID();
 
 	if (!gladLoadGLES2Loader(reinterpret_cast<GLADloadproc>(eglGetProcAddress))) {
-		throw std::runtime_error("OpenGL ES init failed");
+		return throwException(env, "Failed to load OpenGL ES 2.0");
 	}
 
 	__android_log_print(ANDROID_LOG_INFO, "AlberDriver", "OpenGL ES %d.%d", GLVersion.major, GLVersion.minor);
@@ -36,6 +41,7 @@ AlberFunction(void, Initialize)(JNIEnv* env, jobject obj) {
 
 AlberFunction(void, RunFrame)(JNIEnv* env, jobject obj, jint fbo) {
 	renderer->setFBO(fbo);
+	// TODO: don't reset entire state manager
 	renderer->resetStateManager();
 	emulator->runFrame();
 
@@ -53,7 +59,6 @@ AlberFunction(jboolean, HasRomLoaded)(JNIEnv* env, jobject obj) { return romLoad
 AlberFunction(void, LoadRom)(JNIEnv* env, jobject obj, jstring path) {
 	const char* pathStr = env->GetStringUTFChars(path, nullptr);
 	romLoaded = emulator->loadROM(pathStr);
-	__android_log_print(ANDROID_LOG_INFO, "AlberDriver", "Loading ROM %s, result: %d", pathStr, (int)romLoaded);
 	env->ReleaseStringUTFChars(path, pathStr);
 }
 
diff --git a/src/pandroid/app/src/main/java/com/panda3ds/pandroid/utils/Constants.java b/src/pandroid/app/src/main/java/com/panda3ds/pandroid/utils/Constants.java
index 6b480c23..d94164c7 100644
--- a/src/pandroid/app/src/main/java/com/panda3ds/pandroid/utils/Constants.java
+++ b/src/pandroid/app/src/main/java/com/panda3ds/pandroid/utils/Constants.java
@@ -15,8 +15,8 @@ public class Constants {
 	public static final int INPUT_KEY_Y = 1 << 11;
 
 	public static final int N3DS_WIDTH = 400;
-	public static final int N3DS_HALF_HEIGHT = 240;
-	public static final int N3DS_FULL_HEIGHT = N3DS_HALF_HEIGHT * 2;
+	public static final int N3DS_FULL_HEIGHT = 480;
+	public static final int N3DS_HALF_HEIGHT = N3DS_FULL_HEIGHT / 2;
 
 	public static final String ACTIVITY_PARAMETER_PATH = "path";
 	public static final String LOG_TAG = "pandroid";
diff --git a/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlRenderer.java b/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlRenderer.java
index 128e9b4f..8dd350ce 100644
--- a/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlRenderer.java
+++ b/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlRenderer.java
@@ -69,6 +69,9 @@ public class PandaGlRenderer implements GLSurfaceView.Renderer, ConsoleRenderer
 		screenFbo = generateBuffer[0];
 		glBindFramebuffer(GL_FRAMEBUFFER, screenFbo);
 		glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, screenTexture, 0);
+		if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
+			Log.e(Constants.LOG_TAG, "Framebuffer is not complete");
+		}
 		glBindFramebuffer(GL_FRAMEBUFFER, 0);
 
 		AlberDriver.Initialize();
diff --git a/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlSurfaceView.java b/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlSurfaceView.java
index eb65762d..c813294c 100644
--- a/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlSurfaceView.java
+++ b/src/pandroid/app/src/main/java/com/panda3ds/pandroid/view/PandaGlSurfaceView.java
@@ -2,6 +2,7 @@ package com.panda3ds.pandroid.view;
 
 import android.content.Context;
 import android.opengl.GLSurfaceView;
+import android.os.Debug;
 
 import androidx.annotation.NonNull;
 import com.panda3ds.pandroid.math.Vector2;
@@ -17,7 +18,9 @@ public class PandaGlSurfaceView extends GLSurfaceView implements TouchScreenNode
 	public PandaGlSurfaceView(Context context, String romPath) {
 		super(context);
 		setEGLContextClientVersion(3);
-		setDebugFlags(DEBUG_LOG_GL_CALLS);
+		if (Debug.isDebuggerConnected()) {
+			setDebugFlags(DEBUG_LOG_GL_CALLS);
+		}
 		renderer = new PandaGlRenderer(romPath);
 		setRenderer(renderer);
 	}