[FFmpeg-user] Can't write packet with unknown timestamp

[Paul B Mahol]

On 4/24/20, Mark Filipak <markfilipak.windows+ffmpeg at gmail.com> wrote:
> On 04/24/2020 05:01 AM, Carl Eugen Hoyos wrote:
>> Am Fr., 24. Apr. 2020 um 09:17 Uhr schrieb Mark Filipak
>> <markfilipak.windows+ffmpeg at gmail.com>:
>>>
>>> What's going wrong with my remux?
>>
>> I believe that you have already been told that you cannot generally
>> concatenate vob files as you did, use mplayer -dumpstream.
>>
>> Carl Eugen
>
> Okay. What can be concatenated? That purpose does the 'concat:' filter
> serve?
>

What an big ignorance? You are using concat protocol.
Finally learn something....