Re: bulb cannot work

Marcus Meissner wrote
> On Sat, Apr 08, 2017 at 08:52:16AM -0700, XYang wrote:
>> Marcus Meissner-4 wrote
>> > Hi,
>> > 
>> > http://gphoto.org/doc/remote/
>> > 
>> > The howto was a bit wrong, but what works for me:
>> > 
>> > Dial the camera to "M" mode.
>> > 
>> > Then run:
>> > 	gphoto2 --set-config shutterspeed=bulb
>> > 	gphoto2 --set-config eosremoterelease=Immediate --wait-event=30s
>> > --set-config eosremoterelease="Release Full"
>> --wait-event-and-download=2s 
>> > 
>> > for a 30 second bulb exposure.
>> > 
>> > Ciao, Marcus
>> > 
>> > On Thu, Apr 06, 2017 at 06:42:28AM -0700, XYang wrote:
>> >> Hi, 
>> >> 
>> >> I'm new on gphoto2, and I'm trying to trigger a bulb capture on my
>> Cannon
>> >> EOS 100D camera. But when I try to set the shutter speed to bulb mode,
>> an
>> >> error happened:
>> >> 
>> >> /*** Error ***
>> >> The property 'Shutter Speed' / 0xd102 was not set, PTP errorcode
>> 0x2019.
>> >> 
>> >> *** Error ***
>> >> Failed to set new configuration value bulb for configuration entry
>> >> shutterspeed.
>> >> *** Error (-110: 'I/O in progress') ***
>> >> /
>> >> Other commands work fine, I can capture photo correctly, and I can set
>> >> other
>> >> shutter speed, except bulb.
>> >> And I tried to use
>> >> 
>> >> /gphoto2 --config/
>> >> 
>> >> to set the shutter speed, still error:
>> >> /
>> >> Could not set configuration: I/O in progress/
>> >> 
>> >> I'm wondering what's going wrong with it? Is EOS 100D not suitable for
>> >> bulb?
>> >> 
>> >> 
>> >> 
>> >> --
>> >> View this message in context:
>> >>
>> http://gphoto-software.10949.n7.nabble.com/bulb-cannot-work-tp16650.html
>> >> Sent from the gphoto-user mailing list archive at Nabble.com.
>> >> 
>> >>
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>> > 
>> >
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>> It is when run the code that the error happened:
>> 
>> /        gphoto2 --set-config shutterspeed=bulb /
>> /Failed to set new configuration value bulb for configuration entry/
>> 
>> Is this because I didn't dial the mode to M？
> 
> Yes, bulb exposure is only available in Manual mode.
> 
> Ciao, Marcus
> 
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Hi again,

First, thank u for ur guidance. I immediately checked my camera the first
day back to work to see if it is not in M mode. But I found it is already
switched to M mode, yet the error still happening. I'd like to send u the
error messages and hoping your help.

Thank u,
Xu



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