1 files changed, 49 insertions, 0 deletions
diff --git a/devtools/client/framework/components/DebugTargetErrorPage.js b/devtools/client/framework/components/DebugTargetErrorPage.js
new file mode 100644
index 0000000000..9790b9cd7f
--- /dev/null
+++ b/devtools/client/framework/components/DebugTargetErrorPage.js
@@ -0,0 +1,49 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const {
+  PureComponent,
+} = require("resource://devtools/client/shared/vendor/react.js");
+const dom = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js");
+
+/**
+ * This component is displayed when the about:devtools-toolbox fails to load
+ * properly due to wrong parameters or debug targets that don't exist.
+ */
+class DebugTargetErrorPage extends PureComponent {
+  static get propTypes() {
+    return {
+      errorMessage: PropTypes.string.isRequired,
+      L10N: PropTypes.object.isRequired,
+    };
+  }
+
+  render() {
+    const { errorMessage, L10N } = this.props;
+
+    return dom.article(
+      {
+        className: "error-page qa-error-page",
+      },
+      dom.h1(
+        {
+          className: "error-page__title",
+        },
+        L10N.getStr("toolbox.debugTargetErrorPage.title")
+      ),
+      dom.p({}, L10N.getStr("toolbox.debugTargetErrorPage.description")),
+      dom.output(
+        {
+          className: "error-page__details",
+        },
+        errorMessage
+      )
+    );
+  }
+}
+
+module.exports = DebugTargetErrorPage;