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Sun Ray Server on Oracle Solaris 10 on x86-64 Looses Connection Due to dtlogin Daemon Crashing (Doc ID 2196192.1)

Last updated on MAY 28, 2020

Applies to:

Sun Ray Software - Version SRS 5.4.4 to SRS 5.4.5 [Release 5.0]
Information in this document applies to any platform.


In a Sun Ray Server Fail Over Group (FOG) configuration, users report that their existing connections to a specific Sun Ray Server using a Sun Ray client is lost/disconnected/hangs. When attempting a new login session, the session is re-directed to another server in the Sun Ray Fail FOG). The servers in the FOG are running a supported version of Oracle Solaris 10 on x86-64.

Review of the Sun Ray logs during the incident shows the dtlogin process had been reporting the "ut_getTokenByDisplay failed -1 for display" error followed by the session disconnection. Below is an example:

NOTE: Location of the ut logs can be found at:








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