diff --git a/client/src/containers/Customers/CustomersList.js b/client/src/containers/Customers/CustomersList.js
index 9c090ff86..34da5edde 100644
--- a/client/src/containers/Customers/CustomersList.js
+++ b/client/src/containers/Customers/CustomersList.js
@@ -59,7 +59,7 @@ function CustomersList({
     ['resource-views', 'customers'],
     (key, resourceName) => requestFetchResourceViews(resourceName),
   );
- 
+
   const fetchCustomers = useQuery(
     ['customers-table', customersTableQuery],
     (key, query) => requestFetchCustomers({ ...query }),
@@ -146,6 +146,20 @@ function CustomersList({
     setBulkDelete(false);
   }, []);
 
+  const transformApiErrors = (errors) => {
+    if (
+      errors.find(
+        (error) => error.type === 'SOME.CUSTOMERS.HAVE.SALES_INVOICES',
+      )
+    ) {
+      AppToaster.show({
+        message: formatMessage({
+          id: 'some_customers_have_sales_invoices',
+        }),
+        intent: Intent.DANGER,
+      });
+    }
+  };
   // Handle confirm customers bulk delete.
   const handleConfirmBulkDelete = useCallback(() => {
     requestDeleteBulkCustomers(bulkDelete)
@@ -158,7 +172,8 @@ function CustomersList({
           intent: Intent.SUCCESS,
         });
       })
-      .catch((error) => {
+      .catch((errors) => {
+        transformApiErrors(errors);
         setBulkDelete(false);
       });
   }, [requestDeleteBulkCustomers, bulkDelete, formatMessage]);
diff --git a/client/src/containers/Dialogs/ItemCategoryDialog/ItemCategoryFormDialogContent.js b/client/src/containers/Dialogs/ItemCategoryDialog/ItemCategoryFormDialogContent.js
index f5f5134c9..0fd4f7e03 100644
--- a/client/src/containers/Dialogs/ItemCategoryDialog/ItemCategoryFormDialogContent.js
+++ b/client/src/containers/Dialogs/ItemCategoryDialog/ItemCategoryFormDialogContent.js
@@ -80,8 +80,16 @@ function ItemCategoryFormDialogContent({
     [],
   );
 
+  const transformErrors = (errors, { setErrors }) => {
+    if (errors.find((error) => error.type === 'CATEGORY_NAME_EXISTS')) {
+      setErrors({
+        name: formatMessage({ id: 'category_name_exists' }),
+      });
+    }
+  };
+  
   // Handles the form submit.
-  const handleFormSubmit = (values, { setSubmitting }) => {
+  const handleFormSubmit = (values, { setSubmitting, setErrors }) => {
     setSubmitting(true);
     const form = { ...values };
     const afterSubmit = () => {
@@ -100,7 +108,9 @@ function ItemCategoryFormDialogContent({
       });
       afterSubmit(response);
     };
-    const onError = ({ response }) => {
+
+    const onError = (errors) => {
+      transformErrors(errors, { setErrors });
       setSubmitting(false);
     };
     if (isNewMode) {
diff --git a/client/src/containers/Items/ItemForm.js b/client/src/containers/Items/ItemForm.js
index 2acc022f0..b30b6c3ee 100644
--- a/client/src/containers/Items/ItemForm.js
+++ b/client/src/containers/Items/ItemForm.js
@@ -163,11 +163,10 @@ function ItemForm({
         history.push('/items');
       }
     };
-    const onError = ({ response }) => {
+    const onError = (errors) => {
       setSubmitting(false);
-
-      if (response.data.errors) {
-        const _errors = transformApiErrors(response.data.errors);
+      if (errors) {
+        const _errors = transformApiErrors(errors);
         setErrors({ ..._errors });
       }
     };
diff --git a/client/src/containers/Sales/Invoice/InvoiceList.js b/client/src/containers/Sales/Invoice/InvoiceList.js
index 053c71145..7e031be48 100644
--- a/client/src/containers/Sales/Invoice/InvoiceList.js
+++ b/client/src/containers/Sales/Invoice/InvoiceList.js
@@ -78,17 +78,36 @@ function InvoiceList({
     setDeleteInvoice(false);
   }, [setDeleteInvoice]);
 
-  // handleConfirm delete invoice
-  const handleConfirmInvoiceDelete = useCallback(() => {
-    requestDeleteInvoice(deleteInvoice.id).then(() => {
+  const handleDeleteErrors = (errors) => {
+    if (
+      errors.find(
+        (error) => error.type === 'INVOICE_HAS_ASSOCIATED_PAYMENT_ENTRIES',
+      )
+    ) {
       AppToaster.show({
         message: formatMessage({
-          id: 'the_invocie_has_been_successfully_deleted',
+          id: 'the_invoice_cannot_be_deleted',
         }),
-        intent: Intent.SUCCESS,
+        intent: Intent.DANGER,
+      });
+    }
+  };
+
+  // handleConfirm delete invoice
+  const handleConfirmInvoiceDelete = useCallback(() => {
+    requestDeleteInvoice(deleteInvoice.id)
+      .then(() => {
+        AppToaster.show({
+          message: formatMessage({
+            id: 'the_invocie_has_been_successfully_deleted',
+          }),
+          intent: Intent.SUCCESS,
+        });
+      })
+      .catch((errors) => {
+        handleDeleteErrors(errors);
+        setDeleteInvoice(false);
       });
-      setDeleteInvoice(false);
-    });
   }, [deleteInvoice, requestDeleteInvoice, formatMessage]);
 
   // Handle cancel/confirm invoice deliver.
diff --git a/client/src/lang/en/index.js b/client/src/lang/en/index.js
index a7ecf2ddc..9e241c1dc 100644
--- a/client/src/lang/en/index.js
+++ b/client/src/lang/en/index.js
@@ -929,11 +929,15 @@ export default {
     'Are you sure you want to activate this item? You will be able to inactivate it later',
   inactivate_item: 'Inactivate Item',
   activate_item: 'Activate Item',
-  all_payments:'All Payments',
+  all_payments: 'All Payments',
   hide_customizer: 'Hide Customizer',
   opening_quantity_: 'Opening quantity',
   opening_average_cost: 'Opening average cost',
   opening_cost_: 'Opening cost ',
   opening_date_: 'Opening date ',
-  no_results:'No results.'
+  no_results: 'No results.',
+  the_invoice_cannot_be_deleted:
+    'The invoice cannot be deleted cause has associated payment transactions',
+  category_name_exists: 'Category name exists',
+  some_customers_have_sales_invoices: 'Some customers have sales invoices',
 };
diff --git a/client/src/store/itemCategories/itemsCategory.actions.js b/client/src/store/itemCategories/itemsCategory.actions.js
index 0c471e6b8..8487faaac 100644
--- a/client/src/store/itemCategories/itemsCategory.actions.js
+++ b/client/src/store/itemCategories/itemsCategory.actions.js
@@ -2,11 +2,20 @@ import ApiService from 'services/ApiService';
 import t from 'store/types';
 
 export const submitItemCategory = ({ form }) => {
-  return (dispatch) => {
-    return ApiService.post('item_categories', { ...form });
-  };
-};
+  return (dispatch) =>
+    new Promise((resolve, reject) => {
+      ApiService.post('item_categories', form)
+        .then((response) => {
+          resolve(response);
+        })
+        .catch((error) => {
+          const { response } = error;
+          const { data } = response;
 
+          reject(data?.errors);
+        });
+    });
+};
 export const fetchItemCategories = ({ query }) => {
   return (dispatch, getState) =>
     new Promise((resolve, reject) => {
diff --git a/client/src/store/items/items.actions.js b/client/src/store/items/items.actions.js
index 1ffb414ef..f29f2f673 100644
--- a/client/src/store/items/items.actions.js
+++ b/client/src/store/items/items.actions.js
@@ -2,9 +2,20 @@ import ApiService from 'services/ApiService';
 import t from 'store/types';
 
 export const submitItem = ({ form }) => {
-  return (dispatch) => ApiService.post(`items`, form);
-};
+  return (dispatch) =>
+    new Promise((resolve, reject) => {
+      ApiService.post('items', form)
+        .then((response) => {
+          resolve(response);
+        })
+        .catch((error) => {
+          const { response } = error;
+          const { data } = response;
 
+          reject(data?.errors);
+        });
+    });
+};
 export const editItem = ({ id, form }) => {
   return (dispatch) => ApiService.post(`items/${id}`, form);
 };