"M.C.Shao" wrote:
>
> hi,
> I am booting the EPICS example application on i386-rtems target with a new rtl8139 driver. The driver has been tested successfully.
> when "starting the application" during booting process, an error was delivered, the error message is:
> --------------------
> filename="../dbLexRoutines.c" line number=238
> I/O error dbRead opening file db/dbSubExample.db
> Starting iocInit
> iocInit:All initilization complete
> epics>
> --------------------
> As above indicate, all initilization complete, and I could type the shell command, such as dbl, dbpr, etc.
> But when I use medm to connect to the records of the ioc, exception was encounterd.The following are messages that appear in the medm message window:
> ---------------------
> ...
> Thu Jan 16 21:47:10 CST 2003
> medmCAExceptionHandlerCb: Channel Access Exception:
> Channel Name: Unavailable
> Native Type: Unavailable
> Native Count: 0
> Access: Unavailable
> IOC: Unavailable
> Message: Virtual circuit disconnect
> Context: 166.111.32.240:5064
> Requested Type: TYPENOTCONN
> Requested Count: 0
> Source File: ../cac.cpp
> Line number: 1532
> ...
> -------------------------
> "166.111.32.240" is the ip address of the ioc.
> What's the reason?any suggestions are appreciated. Thanks in advance.
Does the "db/dbSubExample.db" file exist on your TFTP server? Is it
readable by all?
--
Eric Norum <[email protected]>
Advanced Photon Source
(630) 252-4793
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