oTree help & discussion

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jareck...@gmail.com

7/7/22

Application error (500) KeyError although the variable is defined in PARTICIPANT_FIELDS

Hi all, I have defined several keys in PARTICIPANT_FIELDS in settings.py but keep getting the

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Application error (500) KeyError although the variable is defined in PARTICIPANT_FIELDS

Hi all, I have defined several keys in PARTICIPANT_FIELDS in settings.py but keep getting the

7/7/22

7/6/22

Taking multiple snapshots from participant during session

Hi all, I'm trying to develop an app that takes multiple photos per second from the participants

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Taking multiple snapshots from participant during session

Hi all, I'm trying to develop an app that takes multiple photos per second from the participants

7/6/22

frs...@gmail.com, … Vic vP3

6/7/22

Alternatives to Heroku

It is indeed possible to select an EU server. However, I am now also wondering what people's

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Alternatives to Heroku

It is indeed possible to select an EU server. However, I am now also wondering what people's

6/7/22

6/3/22

Important announcement: New oTree forum

Hello all, I have made a new forum on oTree Hub at https://www.otreehub.com/forum/. Please use that

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Important announcement: New oTree forum

Hello all, I have made a new forum on oTree Hub at https://www.otreehub.com/forum/. Please use that

6/3/22

rafaelc...@gmail.com

6/3/22

Long duration experiment and timing question

Hello everyone, I plan to run an experiment that should keep going for around 3 months. The idea is

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Long duration experiment and timing question

Hello everyone, I plan to run an experiment that should keep going for around 3 months. The idea is

6/3/22

X. Zhou, … basti...@gmail.com4

6/2/22

Create and Sort "Subject" number as in zTree

This is helpful.. Thanks. On Tuesday, May 31, 2022 at 9:23:44 AM UTC-5 X. Zhou wrote: Thank you very

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Create and Sort "Subject" number as in zTree

This is helpful.. Thanks. On Tuesday, May 31, 2022 at 9:23:44 AM UTC-5 X. Zhou wrote: Thank you very

6/2/22

6/2/22

Select a random app

Hi all, I am looking for a suggestion regarding how can I select a random app among my apps while all

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Select a random app

Hi all, I am looking for a suggestion regarding how can I select a random app among my apps while all

6/2/22

6/1/22

Deploy Error Mturk

Hi all, I am currently trying to deploy my Experiment to mturk. am running the 3.4.0 version of Otree

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Deploy Error Mturk

Hi all, I am currently trying to deploy my Experiment to mturk. am running the 3.4.0 version of Otree

6/1/22

Mohammadreza Shahsahebi

5/31/22

Save extra data

Hi, I want to store data related to each user, and their choice in a new database with a couple of

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Save extra data

Hi, I want to store data related to each user, and their choice in a new database with a couple of

5/31/22

5/30/22

Online oTree course in July

Hello all, The CESS at Nuffield (Oxford) is conducting an online oTree workshop from June 30 to July

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Online oTree course in July

Hello all, The CESS at Nuffield (Oxford) is conducting an online oTree workshop from June 30 to July

5/30/22

Flora T, … beat...@gmail.com8

5/27/22

Participant ID In chat

You downloaded the wrong data; see the graph below. Best, B. flora...@gmail.com schrieb am Dienstag,

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Participant ID In chat

You downloaded the wrong data; see the graph below. Best, B. flora...@gmail.com schrieb am Dienstag,

5/27/22

beat...@gmail.com

5/27/22

No valid participant_code in chat csv

Hi everyone, I am using otree>=5.8.0 and want to make a simple chat. However, upon observing the

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No valid participant_code in chat csv

Hi everyone, I am using otree>=5.8.0 and want to make a simple chat. However, upon observing the

5/27/22

AK, … beat...@gmail.com5

5/26/22

Copy group structure in other rounds and apps

Hello, I also have the same problem, and I am not happy with my solution, but I found out that when I

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Copy group structure in other rounds and apps

Hello, I also have the same problem, and I am not happy with my solution, but I found out that when I

5/26/22

salvator...@gmail.com, Chris @ oTree2

5/26/22

Glitch in RET Slider App of otree-realeffort

Hi Salvo, Thanks for reporting. I've forwarded this on to the person who coded that app. Best,

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Glitch in RET Slider App of otree-realeffort

Hi Salvo, Thanks for reporting. I've forwarded this on to the person who coded that app. Best,

5/26/22

Pei-Hsun, Chris Crabbe2

5/26/22

Line break \n doesn't work in a form's label?

Hi Pei-Hsun - Formatting is not enabled in the 'label' of a model field. The way I do this is

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Line break \n doesn't work in a form's label?

Hi Pei-Hsun - Formatting is not enabled in the 'label' of a model field. The way I do this is

5/26/22

Pei-Hsun, … Chris @ oTree4

5/25/22

zip() as in python for a template?

See complex_form_layout in otree-snippets. Sent from my phone On May 26, 2022, at 10:16 AM, Pei-Hsun

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zip() as in python for a template?

See complex_form_layout in otree-snippets. Sent from my phone On May 26, 2022, at 10:16 AM, Pei-Hsun

5/25/22

Dustin T, … Pei-Hsun13

5/25/22

SESSION_CONFIG to Constants

Hi Chris, Thank you for your explanation. If I want to use that value in a form's label in class

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SESSION_CONFIG to Constants

Hi Chris, Thank you for your explanation. If I want to use that value in a form's label in class

5/25/22

Luis Avalos Trujillo, Chris @ oTree4

5/25/22

Accessing Time Data on Heroku

Hi Chris, Thanks for your response. Sorry for the dumb question. The problem is that I did not know

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Accessing Time Data on Heroku

Hi Chris, Thanks for your response. Sorry for the dumb question. The problem is that I did not know

5/25/22

joyce...@gmail.com, … Gergely Horváth8

5/25/22

Timer in waitpage?

Dear All, I have a question related to the timer on the waitpage. As mentioned above, the waitpage

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Timer in waitpage?

Dear All, I have a question related to the timer on the waitpage. As mentioned above, the waitpage

5/25/22

Laura Galdikiene, Luis Avalos Trujillo3

5/25/22

setting payoffs

Thank you! This is how I did in the end Get Outlook for iOS From: 'Luis Avalos Trujillo' via

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setting payoffs

Thank you! This is how I did in the end Get Outlook for iOS From: 'Luis Avalos Trujillo' via

5/25/22

Niccolò Zaccaria, Luis Avalos Trujillo2

5/24/22

Assign a random list to each group, and show only one element of the list per round

Hi, I have had a similar problem in the past. Whenever you have data that needs to be accessed at the

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Assign a random list to each group, and show only one element of the list per round

Hi, I have had a similar problem in the past. Whenever you have data that needs to be accessed at the

5/24/22

aline....@gmail.com, David3

5/24/22

External dynamic participant IDs and Redirect

Thank you, this is working! I have another question: I would like to implement a similar approach to

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External dynamic participant IDs and Redirect

Thank you, this is working! I have another question: I would like to implement a similar approach to

5/24/22

MC_NeuroEcon, Chris @ oTree4

5/24/22

Error when using formInputs:'get value' called on an object that does not implement interface HTMLInputElement.

Thank you! On Monday, May 23, 2022 at 11:54:40 PM UTC-4 Chris @ oTree wrote: I have fixed it, just

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Error when using formInputs:'get value' called on an object that does not implement interface HTMLInputElement.

Thank you! On Monday, May 23, 2022 at 11:54:40 PM UTC-4 Chris @ oTree wrote: I have fixed it, just

5/24/22

Linda Aldehoff, Katy Tabero2

5/24/22

BooleanField not recognized as True

Hi Linda, I may not be the best person to help as I am still an amateur and may just be misreading

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BooleanField not recognized as True

Hi Linda, I may not be the best person to help as I am still an amateur and may just be misreading

5/24/22

5/24/22

Set Group_by_arrival_time to True... but not first in page sequence

I guess, there is no easy solution. On Monday, May 16, 2022 at 6:27:06 PM UTC+2 Seyit Hocuk wrote: Hi

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Set Group_by_arrival_time to True... but not first in page sequence

I guess, there is no easy solution. On Monday, May 16, 2022 at 6:27:06 PM UTC+2 Seyit Hocuk wrote: Hi

5/24/22

Kam, Chris @ oTree3

5/23/22

Response times in milliseconds

Thanks. I have set up the time variables in Player(BasePlayer) as well as in MyPage(Page) classes. I

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Response times in milliseconds

Thanks. I have set up the time variables in Player(BasePlayer) as well as in MyPage(Page) classes. I

5/23/22

5/21/22

Compare a variable for two players in a group

Hello Chris and all, I have managed to determine my player's time spent in each round and sum of

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Compare a variable for two players in a group

Hello Chris and all, I have managed to determine my player's time spent in each round and sum of

5/21/22

Mohammadreza Shahsahebi, Chris @ oTree2

5/20/22

See “treatments_from_spreadsheet” in otree-snippets: https://www.otreehub.com/projects/otree-snippets

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See “treatments_from_spreadsheet” in otree-snippets: https://www.otreehub.com/projects/otree-snippets

5/20/22

5/20/22

Can not creat a new session and stuck in waitpage.

Hi everyone, I'm using NAT traversal to make my own PC as a server. When I run otree prodserver,

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Can not creat a new session and stuck in waitpage.

Hi everyone, I'm using NAT traversal to make my own PC as a server. When I run otree prodserver,

5/20/22

Zhenxun Liu, … Naghmeh_Kh7

5/20/22

Deploying to MTurk

Thanks but unfortunately, it doesn't work for me. Now, I am using the latest version of python

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Deploying to MTurk

Thanks but unfortunately, it doesn't work for me. Now, I am using the latest version of python

5/20/22

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