diff --git a/native/android/app/src/main/java/app/comm/android/commservices/CommAndroidBlobClient.java b/native/android/app/src/main/java/app/comm/android/commservices/CommAndroidBlobClient.java
--- a/native/android/app/src/main/java/app/comm/android/commservices/CommAndroidBlobClient.java
+++ b/native/android/app/src/main/java/app/comm/android/commservices/CommAndroidBlobClient.java
@@ -88,6 +88,11 @@
     String accessToken = CommSecureStore.get("accessToken");
     String deviceID = CommSecureStore.get("deviceID");
 
+    if (userID == null || accessToken == null || deviceID == null) {
+      throw new RuntimeException(
+          "Failed to query blob service due to missing CSAT.");
+    }
+
     userID = userID == null ? "" : userID;
     accessToken = accessToken == null ? "" : accessToken;
     deviceID = deviceID == null ? "" : deviceID;
diff --git a/native/ios/Comm/CommIOSServices/CommIOSBlobClient.mm b/native/ios/Comm/CommIOSServices/CommIOSBlobClient.mm
--- a/native/ios/Comm/CommIOSServices/CommIOSBlobClient.mm
+++ b/native/ios/Comm/CommIOSServices/CommIOSBlobClient.mm
@@ -251,18 +251,26 @@
   auto userID = comm::CommSecureStore::get(comm::CommSecureStore::userID);
   auto deviceID = comm::CommSecureStore::get(comm::CommSecureStore::deviceID);
 
-  NSString *userIDObjC = userID.hasValue()
-      ? [NSString stringWithCString:userID.value().c_str()
-                           encoding:NSUTF8StringEncoding]
-      : @"";
-  NSString *accessTokenObjC = accessToken.hasValue()
-      ? [NSString stringWithCString:accessToken.value().c_str()
-                           encoding:NSUTF8StringEncoding]
-      : @"";
-  NSString *deviceIDObjC = deviceID.hasValue()
-      ? [NSString stringWithCString:deviceID.value().c_str()
-                           encoding:NSUTF8StringEncoding]
-      : @"";
+  if (!userID.hasValue() || !accessToken.hasValue() || !deviceID.hasValue()) {
+    *error = [NSError
+        errorWithDomain:@"app.comm"
+                   code:NSURLErrorUserAuthenticationRequired
+               userInfo:@{
+                 NSLocalizedDescriptionKey :
+                     @"Failed to query blob service due to missing CSAT."
+               }];
+    return nil;
+  }
+
+  NSString *userIDObjC = [NSString stringWithCString:userID.value().c_str()
+                                            encoding:NSUTF8StringEncoding];
+
+  NSString *accessTokenObjC =
+      [NSString stringWithCString:accessToken.value().c_str()
+                         encoding:NSUTF8StringEncoding];
+
+  NSString *deviceIDObjC = [NSString stringWithCString:deviceID.value().c_str()
+                                              encoding:NSUTF8StringEncoding];
 
   NSDictionary *jsonAuthObject = @{
     @"userID" : userIDObjC,
diff --git a/web/cpp/SQLiteQueryExecutorBindings.cpp b/web/cpp/SQLiteQueryExecutorBindings.cpp
--- a/web/cpp/SQLiteQueryExecutorBindings.cpp
+++ b/web/cpp/SQLiteQueryExecutorBindings.cpp
@@ -248,11 +248,18 @@
       .function("removeEntries", &SQLiteQueryExecutor::removeEntries)
       .function("removeAllEntries", &SQLiteQueryExecutor::removeAllEntries)
       .function("getAllEntries", &SQLiteQueryExecutor::getAllEntries)
-      .function("replaceMessageStoreLocalMessageInfo", &SQLiteQueryExecutor::replaceMessageStoreLocalMessageInfo)
-      .function("removeMessageStoreLocalMessageInfos", &SQLiteQueryExecutor::removeMessageStoreLocalMessageInfos)
       .function(
-          "removeAllMessageStoreLocalMessageInfos", &SQLiteQueryExecutor::removeAllMessageStoreLocalMessageInfos)
-      .function("getAllMessageStoreLocalMessageInfos", &SQLiteQueryExecutor::getAllMessageStoreLocalMessageInfos)
+          "replaceMessageStoreLocalMessageInfo",
+          &SQLiteQueryExecutor::replaceMessageStoreLocalMessageInfo)
+      .function(
+          "removeMessageStoreLocalMessageInfos",
+          &SQLiteQueryExecutor::removeMessageStoreLocalMessageInfos)
+      .function(
+          "removeAllMessageStoreLocalMessageInfos",
+          &SQLiteQueryExecutor::removeAllMessageStoreLocalMessageInfos)
+      .function(
+          "getAllMessageStoreLocalMessageInfos",
+          &SQLiteQueryExecutor::getAllMessageStoreLocalMessageInfos)
       .function("beginTransaction", &SQLiteQueryExecutor::beginTransaction)
       .function("commitTransaction", &SQLiteQueryExecutor::commitTransaction)
       .function(