Support Questions
Find answers, ask questions, and share your expertise

Storm Web UI issue


HTTP ERROR: 403 Problem accessing /. Reason: GSSException: Defective token detected (Mechanism level: GSSHeader did not find the right tag)


this can happen when client tgt got corrupt or windows client sends an NTLM based ticket not a kerberos based ticket. please refer

Expert Contributor

It looks like your cluster is Kerberizied. To have this UI work, you need to do:

1. Configure your laptop/desktop OS Kerberos client

2. Use command line or tool to kinit a kerberos ticket

3. Configure your browser for SPNEGO, you can search it online for your specific browser.

It is also recommended that you use Storm Monitoring View for the purpose: