diff --git a/src/lib/components/dictionary/test/config/test-form-config.js b/src/lib/components/dictionary/test/config/test-form-config.js
index 49a9aae..ba8db75 100644
--- a/src/lib/components/dictionary/test/config/test-form-config.js
+++ b/src/lib/components/dictionary/test/config/test-form-config.js
@@ -73,8 +73,32 @@ export const testCalSchema = z
 		}
 	});
 
-export const testGroupSchema = z.object({
-		Members: z.string().optional()
+export const testGroupSchema = z
+	.object({
+		Members: z
+			.array(
+				z.object({
+					id: z.number(),
+					value: z.string(),
+			})
+		)
+		.optional()
+	})
+	.superRefine((data, ctx) => {
+		if (!data.Members) return;
+
+		const values = data.Members.map(m => m.value).filter(Boolean);
+		const duplicates = values.filter((v, i) => values.indexOf(v) !== i);
+
+		if (duplicates.length) {
+		const uniqueDuplicates = [...new Set(duplicates)];
+
+		ctx.addIssue({
+			code: z.ZodIssueCode.custom,
+			message: `Duplicate member : ${uniqueDuplicates.join(", ")}`,
+			path: ["Members"]
+		});
+		}
 	});
 
 export const refNumSchema = z
@@ -284,7 +308,7 @@ export const testCalDefaultErrors = {
 };
 
 export const testGroupDefaultErrors = {
-	Members: 'fdsa',
+	Members: null,
 }
 
 export const refNumDefaultErrors = {
@@ -618,7 +642,7 @@ export const testGroupFormFields = [
 				type: 'row',
 				columns: [
 					{
-						key: 'Member',
+						key: 'Members',
 						label: 'Member Test',
 						required: false,
 						type: 'members',
diff --git a/src/lib/components/dictionary/test/page/tabs/group.svelte b/src/lib/components/dictionary/test/page/tabs/group.svelte
index 9dd05a5..dcea5bb 100644
--- a/src/lib/components/dictionary/test/page/tabs/group.svelte
+++ b/src/lib/components/dictionary/test/page/tabs/group.svelte
@@ -17,10 +17,10 @@
 	// function removeMember(id) {
 	// 	members = members.filter((m) => m.id !== id);
 	// }
-// $inspect(props.groupFormState.form)
+// $inspect(props.groupFormState.form.Members)
     function removeMember(id) {
-        props.groupFormState.form.Members =
-            props.groupFormState.form.Members.filter((m) => m.id !== id);
+        props.groupFormState.form.Members = props.groupFormState.form.Members.filter((m) => m.id !== id);
+		props.groupFormState.validateField?.("Members", props.groupFormState.form.Members, false);
     }
 </script>
 
diff --git a/src/lib/components/reusable/form/dictionary-form-renderer.svelte b/src/lib/components/reusable/form/dictionary-form-renderer.svelte
index 13dcc3d..2739bbc 100644
--- a/src/lib/components/reusable/form/dictionary-form-renderer.svelte
+++ b/src/lib/components/reusable/form/dictionary-form-renderer.svelte
@@ -654,6 +654,12 @@
 											);
 										}
 									}}
+									onValueChange={() => {
+										console.log(key);
+										if (validateOn?.includes('input')) {
+											formState.validateField?.(key, formState.form[key], false);
+										}
+									}}
 								>
 									<Select.Trigger class="w-full">
 										{selectedLabel}
@@ -704,7 +710,7 @@
 					placeholder="Custom field type: {type}"
 				/>
 			{/if}
-			<div class={`absolute min-h-[1rem] w-full ${key === 'FormulaCode' ? 'top-10' : 'top-10'}`}>
+			<div class={`absolute min-h-[1rem] w-full ${key === 'Members' ? 'right-0 -top-5 text-right' : 'top-10'}`}>
 				{#if key !== 'FormulaCode' && (formState.errors[key] || formState.errors[txtKey])}
 					{@const errorMessage = formState.errors[key] ?? formState.errors[txtKey]}