NTLM authentication in Spotfire does not work if SMB 2.0 or higher versions are enabled on Domain Controller.
Article ID: KB0083313
Updated On:
| Products | Versions |
|---|---|
| Spotfire Server | 7.10 and lower |
Description
NTLM authentication set up with SMB 2.0 or later versions enabled on a domain controller will not work in Spotfire. Server logs will show the following error when SMB 2.0 or later is enabled.
caused by: jcifs.smb.smbexception: failed to connect jcifs.util.transport.transportexception: connection in error
Resolution
This is a known issue when using SMB 2.0 or later, as NTLM only works with SMB 1.0 enabled in Spotfire. Spotfire uses the third party component "Jespa" for NTLM which uses SMB internally. Currently Spotfire does not make use of the required Jespa versions that supports SMB 2.0 or later. Only Jespa version 1.2 or later started supporting SMB 2.0 or later.
To resolve the issue, set up NTLM with SMB 1.0 enabled, or apply the following hotfixes:
To resolve the issue, set up NTLM with SMB 1.0 enabled, or apply the following hotfixes:
- TSS 7.6.1 HF-013 or higher
- TSS 7.7.1 HF-008 or higher
- TSS 7.8.1 HF-007 or higher
- TSS 7.9.0 HF-002 or higher
- TSS 7.10.0 HF-001 or higher
Issue/Introduction
NTLM authentication in Spotfire does not work if SMB 2.0 or higher versions are enabled on Domain Controller.
Additional Information
https://www.ioplex.com/jespa_release.html
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