diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7479cb31..e53058d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+## [0.8.1](https://github.com/EndyKaufman/ngx-dynamic-form-builder/compare/0.8.0...0.8.1) (2019-01-12)
+
+
+### Bug Fixes
+
+* **dynamic-form-group:** Refactor isValid detect in createCustomValidation ([49871c5](https://github.com/EndyKaufman/ngx-dynamic-form-builder/commit/49871c5))
+* Set value from control on createNestedValidate if it ([6dc9c1c](https://github.com/EndyKaufman/ngx-dynamic-form-builder/commit/6dc9c1c))
+
+
+
 # [0.8.0](https://github.com/EndyKaufman/ngx-dynamic-form-builder/compare/0.7.0...0.8.0) (2019-01-12)
 
 
diff --git a/apps/demo/src/app/panels/project-panel/project-panel-step-2.component.html b/apps/demo/src/app/panels/project-panel/project-panel-step-2.component.html
index d21284a0..af043b8b 100644
--- a/apps/demo/src/app/panels/project-panel/project-panel-step-2.component.html
+++ b/apps/demo/src/app/panels/project-panel/project-panel-step-2.component.html
@@ -11,7 +11,7 @@ <h3>Create project: step-2</h3>
             formControlName="name"
             placeholder="name"
             readonly="true">
-        <mat-error *ngIf="errors?.name?.length">{{errors?.name.join('. ')}}</mat-error>
+        <mat-error *ngIf="errors?.name?.length">{{errors.name?.join('. ')}}</mat-error>
     </mat-form-field>
     <mat-form-field
         class="full-width"
@@ -21,7 +21,7 @@ <h3>Create project: step-2</h3>
             formControlName="description"
             placeholder="description"
             readonly="true">
-        <mat-error *ngIf="errors?.description?.length">{{errors.description.join('. ')}}</mat-error>
+        <mat-error *ngIf="errors?.description?.length">{{errors.description?.join('. ')}}</mat-error>
     </mat-form-field>
     <h4>
         Tasks
@@ -31,6 +31,7 @@ <h4>
             color="primary">
             +
         </button>
+        <mat-error *ngIf="errors?.tasks?.length">{{errors.tasks?.join('. ')}}</mat-error>
     </h4>
     <mat-list role="list">
         <mat-list-item
@@ -43,7 +44,7 @@ <h4>
                     formControlName="description"
                     placeholder="description">
                 <mat-error *ngIf="errors?.tasks && errors.tasks[i]">
-                    {{errors.tasks[i].description.join('. ')}}
+                    {{errors.tasks[i]?.description?.join('. ')}}
                 </mat-error>
             </mat-form-field>
             <mat-action-list>
@@ -58,9 +59,7 @@ <h4>
     </mat-list>
     <div class="full-width">
         <p>Form status: {{ form.status | json }}</p>
-        <p *ngIf="!form.valid">
-          Form errors: {{errors | json}}
-        </p>
+        <p *ngIf="!form.valid">Form errors: {{errors | json}}</p>
     </div>
     <div class="full-width">
         <button
diff --git a/apps/demo/src/app/shared/models/project.ts b/apps/demo/src/app/shared/models/project.ts
index 0d2acfda..585e8fc9 100644
--- a/apps/demo/src/app/shared/models/project.ts
+++ b/apps/demo/src/app/shared/models/project.ts
@@ -1,7 +1,8 @@
 import { Type } from 'class-transformer';
-import { IsNotEmpty, IsOptional, ValidateNested } from 'class-validator';
+import { IsNotEmpty, IsOptional, Validate, ValidateNested } from 'class-validator';
 import { ProjectPanelStepsEnum } from '../enums/project-panel-steps.enum';
 import { serializeModel } from '../utils/custom-transforms';
+import { ObjectMustBeNotEmpty } from '../utils/custom-validators';
 import { Task } from './task';
 
 export class Project {
@@ -12,6 +13,10 @@ export class Project {
   name?: string = undefined;
   @IsNotEmpty({ always: true })
   description?: string = undefined;
+  @Validate(ObjectMustBeNotEmpty, [1, 3], {
+    groups: [ProjectPanelStepsEnum.Step2],
+    message: 'Tasks not initialized or min length = 1 and max length = 3, and all initialized tasks must be not empty'
+  })
   @ValidateNested({
     groups: [ProjectPanelStepsEnum.Step2]
   })
diff --git a/apps/demo/src/app/shared/models/task.ts b/apps/demo/src/app/shared/models/task.ts
index 8de80087..0c25a930 100644
--- a/apps/demo/src/app/shared/models/task.ts
+++ b/apps/demo/src/app/shared/models/task.ts
@@ -3,6 +3,7 @@ import { IsNotEmpty } from 'class-validator';
 
 export class Task {
   id?: number = undefined;
+  // If remove this decorator, ObjectMustBeNotEmpty custom validator on parent class detect error if value is null|undefined|empty string
   @IsNotEmpty({ always: true })
   description?: string = undefined;
 
diff --git a/apps/demo/src/app/shared/utils/custom-validators.ts b/apps/demo/src/app/shared/utils/custom-validators.ts
index 29cd6a72..dea82364 100644
--- a/apps/demo/src/app/shared/utils/custom-validators.ts
+++ b/apps/demo/src/app/shared/utils/custom-validators.ts
@@ -1,4 +1,4 @@
-import { ValidatorConstraintInterface, ValidatorConstraint } from 'class-validator';
+import { ValidationArguments, ValidatorConstraint, ValidatorConstraintInterface } from 'class-validator';
 
 @ValidatorConstraint()
 export class TextLengthMore15 implements ValidatorConstraintInterface {
@@ -6,3 +6,38 @@ export class TextLengthMore15 implements ValidatorConstraintInterface {
     return text ? text.length > 15 : false;
   }
 }
+@ValidatorConstraint()
+export class ObjectMustBeNotEmpty implements ValidatorConstraintInterface {
+  validate(data: Object | ArrayLike<Object>, validationArguments: ValidationArguments) {
+    let objects;
+    if (!Array.isArray(data)) {
+      objects = [data];
+    } else {
+      objects = data;
+    }
+    const objectLength = objects ? objects.length : 0;
+    if (
+      !validationArguments.constraints ||
+      (validationArguments.constraints &&
+        validationArguments.constraints.length === 2 &&
+        +validationArguments.constraints[0] <= objectLength &&
+        +validationArguments.constraints[1] >= objectLength) ||
+      (validationArguments.constraints &&
+        validationArguments.constraints.length === 1 &&
+        +validationArguments.constraints[0] <= objectLength)
+    ) {
+      return (
+        objectLength !== 0 &&
+        objects.filter(object => {
+          const keys = object ? Object.keys(object) : [];
+          return (
+            keys.length === 0 ||
+            keys.filter(key => object[key] === undefined || object[key] === null || object[key] === '').length ===
+              keys.length
+          );
+        }).length === 0
+      );
+    }
+    return false;
+  }
+}
diff --git a/libs/ngx-dynamic-form-builder/package.json b/libs/ngx-dynamic-form-builder/package.json
index 401e526f..b3066549 100644
--- a/libs/ngx-dynamic-form-builder/package.json
+++ b/libs/ngx-dynamic-form-builder/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ngx-dynamic-form-builder",
-  "version": "0.8.0",
+  "version": "0.8.1",
   "description": "FormBuilder + class-transformer + class-validator = dynamic form group builder for Angular7+",
   "keywords": [
     "FormBuilder",
diff --git a/libs/ngx-dynamic-form-builder/src/lib/utils/dynamic-form-group.ts b/libs/ngx-dynamic-form-builder/src/lib/utils/dynamic-form-group.ts
index 842a8e7e..44dec80b 100644
--- a/libs/ngx-dynamic-form-builder/src/lib/utils/dynamic-form-group.ts
+++ b/libs/ngx-dynamic-form-builder/src/lib/utils/dynamic-form-group.ts
@@ -15,7 +15,7 @@ import { ValidationMetadata } from 'class-validator/metadata/ValidationMetadata'
 import { cloneDeep, mergeWith } from 'lodash-es';
 import 'reflect-metadata';
 import { BehaviorSubject } from 'rxjs';
-import { Dictionary, ShortValidationErrors, DynamicFormGroupField } from '../models';
+import { Dictionary, DynamicFormGroupField, ShortValidationErrors } from '../models';
 import { DynamicFormControl } from './dynamic-form-control';
 
 // Enforces the properties of the object, if supplied, to be of the original type or DynamicFormGroup or, FormArray
@@ -567,7 +567,9 @@ export function getClassValidators<TModel>(
 
   function createNestedValidate(objectToValidate: any, validationMetadata: ValidationMetadata) {
     return function(control: FormControl) {
-      const isValid = getValidateErrors(control, objectToValidate, validatorOptions).length === 0;
+      const isValid =
+        getValidateErrors(control, objectToValidate !== undefined ? objectToValidate : control.value, validatorOptions)
+          .length === 0;
       return getIsValidResult(isValid, validationMetadata, 'nestedValidate');
     };
   }
@@ -667,18 +669,11 @@ export function getClassValidators<TModel>(
   }
 
   function getAllErrors(validateErrors: ValidationError[], fieldName: string): ValidationError[] {
-    return validateErrors.filter((error: ValidationError) => {
-      // Check for nested/child errors
-      if (error.children.length && error.children.filter(children => children.property === fieldName)) {
-        return true;
-      }
-
-      // If this exists, it is also an error
-
-      // NOTE: Not exactly sure what this is supposed to do. It looks like it will always return true if the array.length > 0.
-      // Could substitute the function with a length check?
-      return true;
-    });
+    return validateErrors.filter(
+      (error: ValidationError) =>
+        // Check for nested/child errors
+        error.children.length && error.children.filter(children => children.property === fieldName)
+    );
   }
 }
 
diff --git a/package-lock.json b/package-lock.json
index fa16ab3d..35204c79 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "ngx-dynamic-form-builder",
-  "version": "0.8.0",
+  "version": "0.8.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 7f71e19b..3dbe116d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ngx-dynamic-form-builder",
-  "version": "0.8.0",
+  "version": "0.8.1",
   "description": "FormBuilder + class-transformer + class-validator = dynamic form group builder for Angular7+",
   "keywords": [
     "FormBuilder",