X-Git-Url: https://git.arvados.org/arvados-workbench2.git/blobdiff_plain/3c7e3cdc547ad5468421e1c049daa94b0d4b8bc0..829d595bb4b9e7c0a8a1dd38995b4b5e197841f5:/src/views/workbench/fed-login.tsx

diff --git a/src/views/workbench/fed-login.tsx b/src/views/workbench/fed-login.tsx
index 27b52116..595f136b 100644
--- a/src/views/workbench/fed-login.tsx
+++ b/src/views/workbench/fed-login.tsx
@@ -34,15 +34,15 @@ export const FedLogin = connect(mapStateToProps)(
                 {Object.keys(remoteHostsConfig)
                     .map((k) => {
                         if (k === localCluster) {
-                            return;
+                            return null;
                         }
                         if (!remoteHostsConfig[k].workbench2Url) {
                             console.log(`Cluster ${k} does not define workbench2Url.  Federated login / cross-site linking to ${k} is unavailable.  Tell the admin of ${k} to set Services->Workbench2->ExternalURL in config.yml.`);
-                            return;
+                            return null;
                         }
                         const fedtoken = (remoteHostsConfig[k].loginCluster === localCluster)
                             ? apiToken : getSaltedToken(k, apiToken);
-                        return <iframe key={k} src={`${remoteHostsConfig[k].workbench2Url}/fedtoken?api_token=${fedtoken}`} style={{
+                        return <iframe key={k} title={k} src={`${remoteHostsConfig[k].workbench2Url}/fedtoken?api_token=${fedtoken}`} style={{
                             height: 0,
                             width: 0,
                             visibility: "hidden"
