Thanks for the example. The problem has been fixed in the repository (
https://github.com/eclipse/sumo/issues/5381).
You can download an updated version of dfrouter tomorrow at
https://sumo.dlr.de/wiki/Downloads#SUMO_-_Latest_Development_Version

regards,
Jakob

Am Mi., 27. März 2019 um 08:11 Uhr schrieb Tony Jia <[email protected]>:

>
>
> Hi Jakob,
>
> Could you help me try the attached example?  I used the following command:
> dfrouter -n m25-s1.net.xml -d m25-det.xml -f sumoM254409B.csv
> --detector-output m25-det-out.xml --routes-output m25.rou.xml
> --emitters-output m25-emitters.xml --vtype --randomize-flows
> --revalidate-detectors --revalidate-routes --revalidate-flows --verbose
> --time-factor 60 --time-step 900 --time-offset 5266800 -e 172800 --scale 1
> --error-log log.txt
> Repeating vehicle ids appeared in this case.
>
> Best regards,
> Tony
>
>
>
> At 2019-03-27 14:53:05, "Jakob Erdmann" <[email protected]> wrote:
>
> This shouldn't happen as dfrouter tries to make the generated vehicle ids
> unique using a combination of detector id and time interval. Can you
> provide a small example input where this problem occurs?
>
> Am Mi., 27. März 2019 um 03:24 Uhr schrieb Tony Jia <[email protected]>:
>
>> Hi guys,
>> When I create traffic flow using dfrouter with the option of
>> "--randomize-flows", vehicles with the same id could appear in the emitters
>> output file, especially in heavy traffic demand. Manually renaming the id
>> is very boring. Any solutions to avoid such a case? Many thanks.
>>
>>
>>
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>
>
>
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