René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"blank page after SAML user login","articleBody":"### problem\n\nAfter upgrading from version 4.22.0.1 to version 4.22.1.0 when a user authenticates via single sign-on the browser screen stays white but a blue progress bar at the top.\nUsers that don't have SSO enabled can login normally.\nI tested both Chrome and Firefox on Windows.\n\nThe Chrome console reports the following 2 errors:\n\nuser.js:458 SyntaxError: \"undefined\" is not valid JSON\n    at JSON.parse (\u003canonymous\u003e)\n    at a (util.js:5:17)\n    at e.get (webStorage.js:20:27)\n    at user.js:319:45\n    at new Promise (\u003canonymous\u003e)\n    at e.GetInfo (user.js:310:14)\n    at Array.\u003canonymous\u003e (vuex.esm-browser.js:305:23)\n    at e.dispatch (vuex.esm-browser.js:1031:13)\n    at e.dispatch (vuex.esm-browser.js:914:21)\n    at permission.js:104:12\n\nUncaught (in promise) TypeError: Cannot convert undefined or null to object\n    at Object.keys (\u003canonymous\u003e)\n    at permission.js:74:29\n    at new Promise (\u003canonymous\u003e)\n    at e.GenerateRoutes (permission.js:73:14)\n    at Array.\u003canonymous\u003e (vuex.esm-browser.js:305:23)\n    at e.dispatch (vuex.esm-browser.js:1031:13)\n    at e.dispatch (vuex.esm-browser.js:914:21)\n    at permission.js:106:19\n\n\n### versions\n\nCloudstack 4.22.1.0 on Rocky Linux 10.\n\n### The steps to reproduce the bug\n\n1. select \"single sign-on\" in the login page and press the login button\n2.\n3.\n...\n\n\n### What to do about it?\n\n_No response_","author":{"url":"https://github.com/andrea-janna","@type":"Person","name":"andrea-janna"},"datePublished":"2026-05-28T13:19:07.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":8},"url":"https://github.com/13277/cloudstack/issues/13277"}