diff --git a/Editor/BlockmakerBuildKeyStripper.cs b/Editor/BlockmakerBuildKeyStripper.cs
index ab5d337..9879ff1 100644
--- a/Editor/BlockmakerBuildKeyStripper.cs
+++ b/Editor/BlockmakerBuildKeyStripper.cs
@@ -20,9 +20,13 @@ public class BlockmakerBuildKeyStripper : IPreprocessBuildWithReport, IPostproce
     {
         public int callbackOrder => 0;
 
-        // Distinct from any game-local stripper so the two can coexist safely
-        // (each captures/restores only its own SessionState).
-        private const string StateKey = "blockmaker.sdk.strippedApiKeys";
+        // Stash lives in Library/ (gitignored, survives editor restarts) rather
+        // than SessionState: a failed or cancelled batchmode build exits the
+        // editor session, and a SessionState stash would be lost — permanently
+        // blanking every config's key. Distinct file from any game-local
+        // stripper so the two coexist safely.
+        private static string StashPath => System.IO.Path.Combine(
+            System.IO.Path.GetDirectoryName(Application.dataPath), "Library", "blockmaker-stripped-keys.json");
 
         [System.Serializable] private class Entry   { public string path; public string key; }
         [System.Serializable] private class Entries { public List<Entry> items = new List<Entry>(); }
@@ -43,13 +47,10 @@ public void OnPreprocessBuild(BuildReport report)
             if (saved.items.Count > 0)
             {
                 AssetDatabase.SaveAssets();
-                SessionState.SetString(StateKey, JsonUtility.ToJson(saved));
+                System.IO.File.WriteAllText(StashPath, JsonUtility.ToJson(saved));
                 Debug.LogWarning($"[Blockmaker] Stripped the dev apiKey from {saved.items.Count} BlockmakerConfig(s) for this build — it will not ship. Restored automatically after the build.");
             }
-            else
-            {
-                SessionState.EraseString(StateKey);
-            }
+
         }
 
         public void OnPostprocessBuild(BuildReport report) => RestoreKeys();
@@ -64,7 +65,8 @@ [InitializeOnLoadMethod] private static void RestoreOnLoad()
 
         private static void RestoreKeys()
         {
-            var json = SessionState.GetString(StateKey, "");
+            if (!System.IO.File.Exists(StashPath)) return;
+            var json = System.IO.File.ReadAllText(StashPath);
             if (string.IsNullOrEmpty(json)) return;
 
             var saved = JsonUtility.FromJson<Entries>(json);
@@ -81,7 +83,7 @@ private static void RestoreKeys()
                 }
                 AssetDatabase.SaveAssets();
             }
-            SessionState.EraseString(StateKey);
+            System.IO.File.Delete(StashPath);
         }
     }
 }
diff --git a/Plugins/WebGL/BlockmakerWalletBridge.jslib b/Plugins/WebGL/BlockmakerWalletBridge.jslib
index a64d39d..2775e11 100644
--- a/Plugins/WebGL/BlockmakerWalletBridge.jslib
+++ b/Plugins/WebGL/BlockmakerWalletBridge.jslib
@@ -164,7 +164,7 @@ mergeInto(LibraryManager.library, {
     if (window._bmSignClientPromise && !window._bmSignClientFailed) return window._bmSignClientPromise;
     window._bmSignClientFailed = false;
     window._bmSignClientPromise =
-      import('https://cdn.jsdelivr.net/npm/@walletconnect/sign-client@2.17.3/+esm')
+      (new Function('return import(\"https://cdn.jsdelivr.net/npm/@walletconnect/sign-client@2.17.3/+esm\")'))()
         .then(function(mod) {
           var SC = mod.SignClient || (mod.default && mod.default.SignClient);
           if (!SC) throw new Error('SignClient not found in module');
@@ -570,7 +570,7 @@ mergeInto(LibraryManager.library, {
     if (window._bmPeraConnectPromise && !window._bmPeraConnectFailed) return window._bmPeraConnectPromise;
     window._bmPeraConnectFailed = false;
     window._bmPeraConnectPromise =
-      import('https://cdn.jsdelivr.net/npm/@perawallet/connect@1.5.2/+esm')
+      (new Function('return import(\"https://cdn.jsdelivr.net/npm/@perawallet/connect@1.5.2/+esm\")'))()
         .then(function(mod) {
           var PWC = mod.PeraWalletConnect || (mod.default && mod.default.PeraWalletConnect);
           if (!PWC) throw new Error('PeraWalletConnect not found in module');
@@ -592,7 +592,7 @@ mergeInto(LibraryManager.library, {
     if (window._bmAlgosdkPromise && !window._bmAlgosdkFailed) return window._bmAlgosdkPromise;
     window._bmAlgosdkFailed = false;
     window._bmAlgosdkPromise =
-      import('https://cdn.jsdelivr.net/npm/algosdk@3.5.2/+esm')
+      (new Function('return import(\"https://cdn.jsdelivr.net/npm/algosdk@3.5.2/+esm\")'))()
         .then(function(mod) {
           var sdk = (mod && mod.decodeUnsignedTransaction) ? mod
                   : (mod.default && mod.default.decodeUnsignedTransaction) ? mod.default
@@ -909,8 +909,8 @@ mergeInto(LibraryManager.library, {
     if (window._bmMagicPromise && !window._bmMagicFailed) return window._bmMagicPromise;
     window._bmMagicFailed = false;
     window._bmMagicPromise = Promise.all([
-      import('https://cdn.jsdelivr.net/npm/magic-sdk@33.7.1/+esm'),
-      import('https://cdn.jsdelivr.net/npm/@magic-ext/algorand@26.2.0/+esm')
+      (new Function('return import(\"https://cdn.jsdelivr.net/npm/magic-sdk@33.7.1/+esm\")'))(),
+      (new Function('return import(\"https://cdn.jsdelivr.net/npm/@magic-ext/algorand@26.2.0/+esm\")'))()
     ]).then(function(mods) {
       var Magic = mods[0].Magic || (mods[0].default && mods[0].default.Magic) || mods[0].default;
       var AlgorandExtension = mods[1].AlgorandExtension || (mods[1].default && mods[1].default.AlgorandExtension) || mods[1].default;
@@ -1146,13 +1146,13 @@ mergeInto(LibraryManager.library, {
     if (window._bmXChainPromise && !window._bmXChainFailed) return window._bmXChainPromise;
     window._bmXChainFailed = false;
     window._bmXChainPromise =
-      import('https://cdn.jsdelivr.net/npm/@algorandfoundation/xchain-js/+esm')
+      (new Function('return import(\"https://cdn.jsdelivr.net/npm/@algorandfoundation/xchain-js/+esm\")'))()
         .then(function(mod) {
           window._bmXChain = mod;
           return mod;
         })
         .catch(function() {
-          return import('https://cdn.jsdelivr.net/npm/algo-models/+esm')
+          return (new Function('return import(\"https://cdn.jsdelivr.net/npm/algo-models/+esm\")'))()
             .then(function(mod) {
               window._bmXChain = mod;
               return mod;