X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/25216cc7acedc987c26a159f0b640210c0ef101e..HEAD:/src/views/run-process-panel/inputs/string-array-input.tsx

diff --git a/src/views/run-process-panel/inputs/string-array-input.tsx b/src/views/run-process-panel/inputs/string-array-input.tsx
index ce94b63c..8955009a 100644
--- a/src/views/run-process-panel/inputs/string-array-input.tsx
+++ b/src/views/run-process-panel/inputs/string-array-input.tsx
@@ -2,7 +2,7 @@
 //
 // SPDX-License-Identifier: AGPL-3.0
 
-import * as React from 'react';
+import React from 'react';
 import { isRequiredInput, StringArrayCommandInputParameter } from 'models/workflow';
 import { Field } from 'redux-form';
 import { ERROR_MESSAGE } from 'validators/require';
@@ -31,7 +31,7 @@ const validationSelector = createSelector(
 );
 
 const required = (value: string[] = []) =>
-    value.length > 0
+    value && value.length > 0
         ? undefined
         : ERROR_MESSAGE;