Re: writing to aao crashes ioc

[Tim Mooney <mooney@aps.anl.gov>]

Dirk,  I was seeing something similar (though in 3.14.11),
and "dbpr <recordname>,5" showed "DTYP: <nil>",
until I added the line
device(aao,CONSTANT,devAaoSoft,"Soft Channel")
to the .dbd file.

Tim

Dirk Zimoch wrote:
> Hi all,
>
> When an aao is written by an other record, the ioc crashes. The 
> problem seems to independent of the DTYP of the aao. I used an 
> (unofficial) Soft Channel support (attached).
>
> Example db:
>
> record (aao, "aao1")
> {
>     field (FTVL, "DOUBLE")
>     field (NELM, "10")
>     field (OUT,  "aao2")
> }
>
> record (aao, "aao2")
> {
>     field (FTVL, "DOUBLE")
>     field (NELM, "10")
> }
>
> record (ao, "ao1")
> {
>     field (OUT,  "aao2")
> }
>
> When I write aao1 or ao1 the IOC crashes. (Note that aao2 is not even 
> processed in that case.) If I write directly into aao2 there is no 
> problem.
>
> Any idea?
>
> I am using EPICS R3.14.8.2.
>
>
> Dirk


--
Tim Mooney (mooney@aps.anl.gov) (630)252-5417
Beamline Controls & Data Acquisition Group (www.aps.anl.gov/aod/bcda)
Advanced Photon Source, Argonne National Lab