diff --git a/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java b/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java
index c53609d..ae3cbba 100644
--- a/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java
+++ b/sys/shkd-sys-sys/src/main/java/shkd/sys/sys/mservice/ApiService.java
@@ -600,9 +600,11 @@ public class ApiService {
             } else if (parts.length == 3) {
                 if ("entry".equals(parts[0])) {
                     DynamicObjectCollection dynamicObjectCollection1 = billObject.getDynamicObjectCollection(parts[0]);
-                    DynamicObject object = dynamicObjectCollection1.get(i).getDynamicObject(parts[1]);
-                    if (object != null) {
-                        value = object.get(parts[2]);
+                    if (dynamicObjectCollection1 != null) {
+                        DynamicObject object = dynamicObjectCollection1.get(i).getDynamicObject(parts[1]);
+                        if (object != null) {
+                            value = object.get(parts[2]);
+                        }
                     }
                 } else {
                     DynamicObject object = billObject.getDynamicObject(parts[0]);