diff --git a/scm-ui/public/locales/de/repos.json b/scm-ui/public/locales/de/repos.json
index 6170c9021f..6f7846df72 100644
--- a/scm-ui/public/locales/de/repos.json
+++ b/scm-ui/public/locales/de/repos.json
@@ -44,8 +44,6 @@
     "subtitle": "Erstellen eines neuen Repository"
   },
   "branches": {
-    "errorTitle": "Fehler",
-    "errorSubtitle": "Unbekannter Branch Fehler",
     "overview": {
       "title": "Übersicht aller verfügbaren Branches",
       "createButton": "Branch erstellen"
diff --git a/scm-ui/public/locales/en/repos.json b/scm-ui/public/locales/en/repos.json
index ad59f2b5e0..9825298f7a 100644
--- a/scm-ui/public/locales/en/repos.json
+++ b/scm-ui/public/locales/en/repos.json
@@ -47,8 +47,6 @@
     "subtitle": "Create a new repository"
   },
   "branches": {
-    "errorTitle": "Error",
-    "errorSubtitle": "Unknown branch error",
     "overview": {
       "title": "Overview of all branches",
       "createButton": "Create Branch"
diff --git a/scm-ui/src/repos/branches/containers/BranchRoot.js b/scm-ui/src/repos/branches/containers/BranchRoot.js
index f1570735e2..2e9fb10f73 100644
--- a/scm-ui/src/repos/branches/containers/BranchRoot.js
+++ b/scm-ui/src/repos/branches/containers/BranchRoot.js
@@ -3,7 +3,6 @@ import React from "react";
 import BranchView from "../components/BranchView";
 import { connect } from "react-redux";
 import { Redirect, Route, Switch, withRouter } from "react-router-dom";
-import { translate } from "react-i18next";
 import type { Repository, Branch } from "@scm-manager/ui-types";
 import {
   fetchBranch,
@@ -11,8 +10,9 @@ import {
   getFetchBranchFailure,
   isFetchBranchPending
 } from "../modules/branches";
-import { ErrorPage, Loading } from "@scm-manager/ui-components";
+import { ErrorNotification, Loading } from "@scm-manager/ui-components";
 import type { History } from "history";
+import { NotFoundError } from "@scm-manager/ui-components";
 
 type Props = {
   repository: Repository,
@@ -22,7 +22,6 @@ type Props = {
   error?: Error,
 
   // context props
-  t: string => string,
   history: History,
   match: any,
   location: any,
@@ -55,7 +54,6 @@ class BranchRoot extends React.Component<Props> {
       branch,
       loading,
       error,
-      t,
       match,
       location
     } = this.props;
@@ -63,16 +61,12 @@ class BranchRoot extends React.Component<Props> {
     const url = this.matchedUrl();
 
     if (error) {
-      if(location.search.indexOf("?create=true") > -1) {
+      if(error instanceof NotFoundError && location.search.indexOf("?create=true") > -1) {
         return <Redirect to={`/repo/${repository.namespace}/${repository.name}/branches/create?name=${match.params.branch}`} />;
       }
 
       return (
-        <ErrorPage
-          title={t("branches.errorTitle")}
-          subtitle={t("branches.errorSubtitle")}
-          error={error}
-        />
+        <ErrorNotification error={error} />
       );
     }
 
@@ -121,5 +115,5 @@ export default withRouter(
   connect(
     mapStateToProps,
     mapDispatchToProps
-  )(translate("repos")(BranchRoot))
+  )(BranchRoot)
 );
diff --git a/scm-webapp/src/main/java/sonia/scm/api/v2/resources/BranchRootResource.java b/scm-webapp/src/main/java/sonia/scm/api/v2/resources/BranchRootResource.java
index f0edbf79fb..9e7353b4b7 100644
--- a/scm-webapp/src/main/java/sonia/scm/api/v2/resources/BranchRootResource.java
+++ b/scm-webapp/src/main/java/sonia/scm/api/v2/resources/BranchRootResource.java
@@ -79,15 +79,16 @@ public class BranchRootResource {
     @ResponseCode(code = 500, condition = "internal server error")
   })
   public Response get(@PathParam("namespace") String namespace, @PathParam("name") String name, @PathParam("branch") String branchName) throws IOException {
-    try (RepositoryService repositoryService = serviceFactory.create(new NamespaceAndName(namespace, name))) {
+    NamespaceAndName namespaceAndName = new NamespaceAndName(namespace, name);
+    try (RepositoryService repositoryService = serviceFactory.create(namespaceAndName)) {
       Branches branches = repositoryService.getBranchesCommand().getBranches();
       return branches.getBranches()
         .stream()
         .filter(branch -> branchName.equals(branch.getName()))
         .findFirst()
-        .map(branch -> branchToDtoMapper.map(branch, new NamespaceAndName(namespace, name)))
+        .map(branch -> branchToDtoMapper.map(branch, namespaceAndName))
         .map(Response::ok)
-        .orElse(Response.status(Response.Status.NOT_FOUND))
+        .orElseThrow(() -> notFound(entity("branch", branchName).in(namespaceAndName)))
         .build();
     } catch (CommandNotSupportedException ex) {
       return Response.status(Response.Status.BAD_REQUEST).build();
diff --git a/scm-webapp/src/test/java/sonia/scm/api/v2/resources/BranchRootResourceTest.java b/scm-webapp/src/test/java/sonia/scm/api/v2/resources/BranchRootResourceTest.java
index 9fb20c0922..2c83d5e3e1 100644
--- a/scm-webapp/src/test/java/sonia/scm/api/v2/resources/BranchRootResourceTest.java
+++ b/scm-webapp/src/test/java/sonia/scm/api/v2/resources/BranchRootResourceTest.java
@@ -129,6 +129,7 @@ public class BranchRootResourceTest extends RepositoryTestBase {
     dispatcher.invoke(request, response);
 
     assertEquals(404, response.getStatus());
+    assertEquals("application/vnd.scmm-error+json;v=2", response.getOutputHeaders().getFirst("Content-Type"));
   }
 
   @Test