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Latest Threads |
pseudorandomization multi...
Forum: Study Grammar & Management
Last Post: Ting
04-17-2024, 03:23 PM
» Replies: 3
» Views: 161
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Preview mode broken
Forum: Platform Improvement
Last Post: sten_knutsen
04-07-2024, 07:58 AM
» Replies: 2
» Views: 336
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Cookie Error in MTurk
Forum: Study Grammar & Management
Last Post: Ting
04-05-2024, 05:49 PM
» Replies: 1
» Views: 142
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When it takes too long th...
Forum: Platform Improvement
Last Post: blueorange
03-19-2024, 08:06 PM
» Replies: 2
» Views: 350
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150 trial limit
Forum: Study Grammar & Management
Last Post: sac429
03-19-2024, 02:32 PM
» Replies: 2
» Views: 269
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Is there a way to present...
Forum: Experimental Design
Last Post: Ting
02-20-2024, 09:30 PM
» Replies: 4
» Views: 1,128
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Questions RE: Prolific Co...
Forum: Experimental Design
Last Post: Ting
02-14-2024, 09:44 AM
» Replies: 1
» Views: 356
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Blank screen?
Forum: Platform Improvement
Last Post: mschenker
12-13-2023, 03:25 PM
» Replies: 4
» Views: 1,282
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Tokenized Text Font + Unn...
Forum: Study Grammar & Management
Last Post: Ting
11-15-2023, 06:38 PM
» Replies: 5
» Views: 1,633
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One randomized word while...
Forum: Study Grammar & Management
Last Post: S Sommer
11-14-2023, 05:25 PM
» Replies: 0
» Views: 357
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Weird/bad stimuli file behavior |
Posted by: sten_knutsen - 10-06-2021, 04:38 PM - Forum: Platform Improvement
- Replies (4)
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Tried to update a video file (upload a new, updated video with the same name as the old file to resource files) this afternoon. The file did indeed update in "resource files": clicking on the file from "Resource files" played the new, updated video I uploaded. However, when I went to run my study, the stimuli corresponding to this file was still playing the old file.
I even deleted the file in question from "Resource files" and somehow stimuli corresponding to this file is still playing the old file, even though no such file exists in "resource files"!
I do know that something went wrong earlier this afternoon (505 error between 330-4 pm?), so I am not sure if this has something to do with that event. . . . .
Quick update: Just remembering this particular project was transferred from my personal to lab account, and I was attempting to upload the new file to the lab account. So I went back to my personal account and uploaded the new version there, and it immediately updated the stimuli lab account.
Although it now works, this seems like kind of weird behavior. . . Am I doing something wrong here?
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"unexpected error" |
Posted by: [email protected] - 10-05-2021, 07:56 PM - Forum: Platform Improvement
- Replies (6)
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Hi Ting,
I created a language history questionnaire study about a month ago and it ran just fine when I tested it out. I temporarily switched to Qualtrics but came back to my FF version this week. I made a few adjustments to it, but when I run it now I get this error: "Sorry, but we encountered an unexpected error in processing your request."
There are no apparent syntax or logic errors because it will let me launch the study when I press the launch button. Once it gets to the welcome/consent page, that's where I get the error message. I copied the study and launched it from the copied version, and I still got the error. However, none of my other studies are showing the same error, and they do run.
I'm wondering if you have heard of this before, and/or what might be causing the error after launching it when there are no syntax or logic errors before launching it?
Thank you so much!
Grace
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Change in participant grouping backend causing new error? |
Posted by: CarsonGMR - 10-05-2021, 04:21 PM - Forum: Study Grammar & Management
- Replies (3)
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Hi,
After a summer hiatus, I checked on an experiment last week hoping to start it back up again -- when I ran it in preview mode, it seemed to work just fine. Having made no changes, this week, the preview directs me to a page saying "Sorry, but we encountered an unexpected error upon processing your request." No syntax errors or anything else pop up.
Through process of elimination, it seems like the study preview works fine if I take out the participant grouping option. Was there some kind of recent change to participant grouping that might have caused this change? Or anyone else having a similar issue?
As always, thanks for the great work FF team + community!
Carson
For example that demonstrates the issue, the original procedure looked something like this:
Code: "block_sequence": [
"InstructionBlock",
{"DomFirstSwitch":
{"dex": ["TestingBlockR", "TestingBlockL2"],
"sin": ["TestingBlockL", "TestingBlockR2"]},
"DomFirstCont":
{"dex": ["TestingBlockR", "TestingBlockR2"],
"sin": ["TestingBlockL", "TestingBlockL2"]}
}
]
In the above snippet, the InstructionBlock includes a question asking for handedness (dex/sin), while DomFirstCont and DomFirstSwitch are two participant groups. Code including the participant groups is directed to the error screen (after I select either DomFirstSwitch or DomFirstCont in the preview prompt to choose a group).
Code: "block_sequence": [
"InstructionBlock",
{"dex": ["TestingBlockR", "TestingBlockL2"],
"sin": ["TestingBlockL", "TestingBlockR2"]}
]
After removing the participant groups, like in the above block sequence, the preview works again.
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Unable to create new study |
Posted by: sten_knutsen - 10-03-2021, 10:33 AM - Forum: Platform Improvement
- Replies (2)
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I am trying to create a new study, but am getting an error message "A random hiccup occurred, please try again." I've signed out of my account and back in, but still get the error. Have been attempting to create a new study for about an hour now, but still getting the message -- so it seems like this is more than a "random hiccup." Any idea what's going on?
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duration of stimuli synced |
Posted by: bisserai - 09-28-2021, 11:50 AM - Forum: Study Grammar & Management
- Replies (2)
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Hi FF team,
It's me again and with the same study, but facing another problem. I would like to present a fixation cross which stays on while an audio stimulus plays and once the audio finishes i'd like to have the fixation cross disappear and the response buttons appear. Everything is working except i can't get the end of the audio to trigger the fixation cross to leave the screen. I've tried using the group function, where my audios are defined like so:
{
"type": "audio",
"content": "V1L.wav",
"visible": false,
"delay": 1.5,
"barrier": true,
"group": "group1"
}
and my fixation cross defined like so:
{
"type": "text",
"content": "+",
"size": "150px",
"alignment": "center",
"duration": "%sgroup:group1"
}
The trial template is defined like so:
"audioP": {
"type": "basic",
"stimuli": [["fixx","V1L"], ["fixx","J1R"], ["fixx","M1R"]],
"responses" : ["v1","j1", "m1"],
"submission_point": false,
"stimulus_pattern": {"order": "random", "attribute": null, "pre_shuffle": false}
},
From a previous study where we used the group function i remember the audio had to have barrier set to false, so i also tried that, but it didn't have the desired effect so i put it back to true, since i need that to delay the appearance of my response buttons. I played around with the duration characteristic, but i didn't seem to get anything useful out of it...
Your advice will be much appreciated!
Best,
bissera
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"No content to display at URL" |
Posted by: atfrederiksen - 09-23-2021, 11:42 AM - Forum: Platform Improvement
- Replies (6)
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I recently launched a study. A participant let me know that they are getting this error message when they try accessing the study: There is no content to display at this URL.
I get the same error when I try to access the study through an incognito window with my participant account. However, I can see that one person has completed the study, so it is apparently possible for some. The study is encrypted, in case that matters.
What settings do I/participants need to change to get access?
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Change color of background in trials? |
Posted by: atfrederiksen - 09-15-2021, 03:08 PM - Forum: Study Grammar & Management
- Replies (3)
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Is there a way to change the background color of certain (video) trials? I'm running an experiment where the participants are Deaf signers, and I'm looking for a way that's not text to distinguish between different trial types. Specifically, I have video stimuli followed by a forced choice response, and every 4th of those trials is followed by a video recorded comprehension question. I would like the comprehension question trials to have, for example, a blue background.
Is that possible?
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"Hint" feature in choice-response |
Posted by: [email protected] - 09-15-2021, 01:41 PM - Forum: Experimental Design
- Replies (5)
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Hi Rachel!
I just saw yesterday that there is a new feature within the choice responses that allows experiment designers to remove the hints from choice responses. I tried it out and it worked for me for one trial, but then when I ran the experiment again, it no longer stopped showing hints (I was trying this out in a dummy experiment with only one trial). I didn't change the code in my response, and this is what it looks like:
{
"type": "choice",
"choices": [
"F",
"J"
],
"key_mapping": [
"F",
"J"
],
"target": "F",
"key_only": true,
"hint": false,
"feedback": true,
"feedback_audio": false,
"instruction": " "
}
I also just tried running it in a new tab on Google Chrome, clearing browser cache and cookies, and creating a new response with the same code as a sort of "refresh" and it still doesn't work. I'm not sure why I'm still getting hints when I have "hint" set to false. Can you help?
Thank you!
Grace
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link in link-only option |
Posted by: [email protected] - 09-13-2021, 05:13 PM - Forum: Study Grammar & Management
- Replies (3)
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Hello,
We are trying to use the link-only option when posting the study on Mturk. The link just doesn't work. It only takes us to the intro page and won't go forward anymore. I wonder if there is any way I can make the URL link work (for testing or sent out to people for pilot runs). Thank you!
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