diff --git a/lib/src/form/src/controller.dart b/lib/src/form/src/controller.dart
index dd6e4a6..cc88a76 100644
--- a/lib/src/form/src/controller.dart
+++ b/lib/src/form/src/controller.dart
@@ -235,7 +235,7 @@ class AstromicFormController extends FormController {
     return '${groupStructure.id}-#${firstSetOfFieldsWithID.length}-';
   }
 
-  String removeInstanceFromFormGroup(String formGroupID, int indexToRemove, {bool isSubGroup = false}) {
+  void removeInstanceFromFormGroup(String formGroupID, int indexToRemove, {bool isSubGroup = false}) {
     // Get the group structure with the same ID
     FormGroupStructure? groupStructure;
     if (isSubGroup) {
@@ -257,7 +257,7 @@ class AstromicFormController extends FormController {
       controllers.entries.where((MapEntry<String, String> c) => RegExp(formGroupID + r'-#[\d+]-' + groupStructure!.fields.first).hasMatch(c.key)).nonNulls.toList(),
     );
 
-    if (i >= firstSetOfFieldsWithID.length) {
+    if (indexToRemove >= firstSetOfFieldsWithID.length) {
       throw Exception('The index to remove is larger than the whole instances count.');
     } else {
       // get the fields IDs
@@ -267,35 +267,32 @@ class AstromicFormController extends FormController {
       List<String> valuesIDs = groupStructure.values?.nonNulls.toList() ?? <String>[];
       print('valueIDs: $valuesIDs');
 
-      if (i == (firstSetOfFieldsWithID.length - 1)) {
+      if (indexToRemove == (firstSetOfFieldsWithID.length - 1)) {
         // Remove the last item
         for (String fieldID in groupStructure.fields) {
-          removeController('${groupStructure.id}-#$i-$fieldID');
+          removeController('${groupStructure.id}-#$indexToRemove-$fieldID');
         }
         if (groupStructure.values != null && groupStructure.values!.isNotEmpty) {
           for (String valueID in groupStructure.values!) {
-            removeController('${groupStructure.id}-#$i-$valueID');
+            removeController('${groupStructure.id}-#$indexToRemove-$valueID');
           }
         }
       } else {
         // Switch and remove
-        int nextIndex = i + 1;
+        int nextIndex = indexToRemove + 1;
         for (String fieldID in groupStructure.fields) {
-          set('${groupStructure.id}-#$i-$fieldID', value('${groupStructure.id}-#$nextIndex-$fieldID'));
+          set('${groupStructure.id}-#$indexToRemove-$fieldID', value('${groupStructure.id}-#$nextIndex-$fieldID'));
           removeController('${groupStructure.id}-#$nextIndex-$fieldID');
         }
         if (groupStructure.values != null && groupStructure.values!.isNotEmpty) {
           for (String valueID in groupStructure.values!) {
-            set('${groupStructure.id}-#$i-$valueID', value('${groupStructure.id}-#$nextIndex-$valueID'));
+            set('${groupStructure.id}-#$indexToRemove-$valueID', value('${groupStructure.id}-#$nextIndex-$valueID'));
             removeController('${groupStructure.id}-#$nextIndex-$valueID');
           }
         }
       }
     }
 
-    // Remove the controllers and values.
-
-    return '${groupStructure.id}-#${firstSetOfFieldsWithID.length}-';
   }
 
   // void removeFromFormGroup(String formGroupID, int index) {