diff --git a/src/components/Gam.tsx b/src/components/Gam.tsx
index 1920903c..99a89887 100644
--- a/src/components/Gam.tsx
+++ b/src/components/Gam.tsx
@@ -61,6 +61,7 @@ export const GamScripts = () => (
   // Add global error handler to suppress Publift Fuse cross-origin errors
   // These errors occur in iOS Safari due to strict Same-Origin Policy enforcement
   // when the ad viewability script tries to access parent window properties
+  // Also suppress race condition errors during navigation
   (function() {
     var originalErrorHandler = window.onerror;
     window.onerror = function(message, source, lineno, colno, error) {
@@ -69,15 +70,18 @@ export const GamScripts = () => (
         source && (
           source.includes('/media/native/') ||
           source.includes('fuse.js') ||
-          source.includes('fuseplatform.net')
+          source.includes('fuseplatform.net') ||
+          source.includes('/nobid/blocking_script.js')
         ) && (
           (message && typeof message === 'string' && (
             message.includes('contextWindow.parent') ||
-            message.includes('null is not an object')
+            message.includes('null is not an object') ||
+            message.includes('is not a function')
           )) ||
           (error && error.message && (
             error.message.includes('contextWindow.parent') ||
-            error.message.includes('null is not an object')
+            error.message.includes('null is not an object') ||
+            error.message.includes('is not a function')
           ))
         )
       ) {