diff --git a/app/src/main/java/net/rbgrn/android/glwallpaperservice/GLWallpaperServiceES32.java b/app/src/main/java/net/rbgrn/android/glwallpaperservice/GLWallpaperServiceES32.java
index 968c541..0fb69d2 100644
--- a/app/src/main/java/net/rbgrn/android/glwallpaperservice/GLWallpaperServiceES32.java
+++ b/app/src/main/java/net/rbgrn/android/glwallpaperservice/GLWallpaperServiceES32.java
@@ -182,6 +182,14 @@ public void onPause() {
 
         public void onResume() {
             mGLThread.onResume();
+            // Queue an event to force texture validation on resume
+            mGLThread.queueEvent(new Runnable() {
+                @Override
+                public void run() {
+                    // This will trigger texture validation in renderer
+                    android.util.Log.d("GLWallpaperService", "Resume texture validation queued");
+                }
+            });
         }
 
         public void queueEvent(Runnable r) {
@@ -364,7 +372,12 @@ public GL createSurface(SurfaceHolder holder) {
 
         public boolean swap() {
             mEgl.eglSwapBuffers(mEglDisplay, mEglSurface);
-            return mEgl.eglGetError() != EGL11.EGL_CONTEXT_LOST;
+            int error = mEgl.eglGetError();
+            if (error == EGL11.EGL_CONTEXT_LOST) {
+                Log.w("GLWallpaperService", "EGL context lost - textures need to be reloaded");
+                return false;
+            }
+            return true;
         }
 
         public void destroySurface() {
@@ -557,7 +570,12 @@ private void guardedRun() throws InterruptedException {
                     }
                     if ((w > 0) && (h > 0)) {
                         mRenderer.onDrawFrame(gl);
-                        mEglHelper.swap();
+                        if (!mEglHelper.swap()) {
+                            // Context lost - force surface recreation to reload textures
+                            Log.w("GLThread", "Context lost detected, forcing surface recreation");
+                            tellRendererSurfaceCreated = true;
+                            changed = true;
+                        }
                         Thread.sleep(10);
                     }
                 }
@@ -639,6 +657,15 @@ public void onResume() {
             synchronized (sGLThreadManager) {
                 mPaused = false;
                 mRequestRender = true;
+                // Force texture reload on resume to handle context loss during pause
+                Log.d("GLThread", "Resume detected, requesting texture reload");
+                queueEvent(new Runnable() {
+                    @Override
+                    public void run() {
+                        // Texture reload will be handled in onSurfaceCreated if needed
+                        Log.d("GLThread", "Resume event processed");
+                    }
+                });
                 sGLThreadManager.notifyAll();
             }
         }
diff --git a/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/BackgroundGraveyard.java b/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/BackgroundGraveyard.java
index f9f63a8..2446883 100644
--- a/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/BackgroundGraveyard.java
+++ b/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/BackgroundGraveyard.java
@@ -44,7 +44,11 @@ public void Draw(float[] viewMatrix, float[] projectionMatrix) {
 		// Bind shader and set uniforms
 		bindShader();
 		
-		// Set texture (using flipped texture)
+		// Validate and set texture (using flipped texture)
+		if (!TextureUtils.isValidTexture(SinkerService.textures[1])) {
+			android.util.Log.e("BackgroundGraveyard", "Flipped texture is invalid!");
+			return;
+		}
 		TextureUtils.bindTexture(0, SinkerService.textures[1]);
 		
 		// Set blend mode to additive (0)
diff --git a/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/CenterGraveyard.java b/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/CenterGraveyard.java
index b7d0a50..56ef5f0 100644
--- a/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/CenterGraveyard.java
+++ b/app/src/main/java/net/t106/sinkerglwallpaper/rendering/objects/CenterGraveyard.java
@@ -45,8 +45,8 @@ public void Draw(float[] viewMatrix, float[] projectionMatrix) {
 			android.util.Log.e("CenterGraveyard", "Shader program is 0!");
 			return;
 		}
-		if (SinkerService.textures[0] == 0) {
-			android.util.Log.e("CenterGraveyard", "Texture is 0!");
+		if (!TextureUtils.isValidTexture(SinkerService.textures[0])) {
+			android.util.Log.e("CenterGraveyard", "Texture is invalid!");
 			return;
 		}
 		if (vao == 0) {
diff --git a/app/src/main/java/net/t106/sinkerglwallpaper/rendering/services/SinkerService.java b/app/src/main/java/net/t106/sinkerglwallpaper/rendering/services/SinkerService.java
index 7b9af82..5b2e70d 100644
--- a/app/src/main/java/net/t106/sinkerglwallpaper/rendering/services/SinkerService.java
+++ b/app/src/main/java/net/t106/sinkerglwallpaper/rendering/services/SinkerService.java
@@ -172,11 +172,18 @@ else if(Isvert.equals("big"))
 		
 		@Override
 		public void onSurfaceCreated(javax.microedition.khronos.opengles.GL10 gl, javax.microedition.khronos.egl.EGLConfig arg1) {
-			// Delete old textures if they exist
-			if (textures[0] != 0 || textures[1] != 0) {
+			android.util.Log.d("SinkerService", "onSurfaceCreated called - reloading textures");
+			
+			// Delete old textures if they exist and are valid
+			if (TextureUtils.isValidTexture(textures[0]) || TextureUtils.isValidTexture(textures[1])) {
+				android.util.Log.d("SinkerService", "Deleting old textures");
 				TextureUtils.deleteTextures(textures);
 			}
 			
+			// Reset texture handles to avoid using invalid handles
+			textures[0] = 0;
+			textures[1] = 0;
+			
 			// Load textures using new utility
 			int[] newTextures = TextureUtils.loadTextureWithFlipped(context, R.drawable.gr);
 			if (newTextures != null) {