# [NTG-context] Making ConTeXt stop on all or some errors

Hans Hagen j.hagen at xs4all.nl
Thu Feb 7 20:16:24 CET 2019

```On 2/7/2019 7:03 PM, Jan U. Hasecke wrote:
> Am 07.02.19 um 17:46 schrieb Alan Braslau:
>> On Thu, 7 Feb 2019 07:27:57 +0100 (UTC)
>> "Jan U. Hasecke" <juh+ntg-context at mailbox.org> wrote:
>>
>>> At least a missing file should make ConTeXt stop immediately.
>>
>> Why?
>>
>> (I often process with missing figures, etc. Of course, not for a final
>> times. People first coming to ConTeXt look for such bells and whistles
>> as many other programs hold your hand in this way. This also explains
>> why these programs often lack in performance as well.)
>>
>> Alan
>>
>
> You see placeholders in the pdf, if a figure is missing. The only info
> that the color profile is missing is in the log file. You don't see it.
i assume that you choose some specific pdf reerence format

anyway,

\enabletrackers[backend.format]

can spit out some details

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