From d63f13bb55eb035deaaa68ebe308df6258262d7f Mon Sep 17 00:00:00 2001
From: Darin Kelkhoff <darin.kelkhoff@gmail.com>
Date: Tue, 27 May 2025 16:43:13 -0500
Subject: [PATCH] Avoid a null pointer if criteria has no values

---
 .../backend/implementations/utils/BackendQueryFilterUtils.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/utils/BackendQueryFilterUtils.java b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/utils/BackendQueryFilterUtils.java
index e59038e0..be9bd626 100644
--- a/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/utils/BackendQueryFilterUtils.java
+++ b/qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/modules/backend/implementations/utils/BackendQueryFilterUtils.java
@@ -197,7 +197,7 @@ public class BackendQueryFilterUtils
    {
       String fieldName = field == null ? "__unknownField" : field.getName();
 
-      ListIterator<Serializable> valueListIterator = criterion.getValues().listIterator();
+      ListIterator<Serializable> valueListIterator = CollectionUtils.nonNullList(criterion.getValues()).listIterator();
       while(valueListIterator.hasNext())
       {
          Serializable criteriaValue = valueListIterator.next();