This dataset and analysis script are related to the project Attentional selection in the situation of cognitive conflict: dissociation between markers of error and error awareness (project page: https://www.researchgate.net/project/Attentional-selection-in-the-situation-of-cognitive-conflict-dissociation-between-markers-of-error-and-error-awareness). File "exp_data.csv" contains **data** accompanying the paper " A different kind of pain: affective valence of errors and incongruence" by Ivan Ivanchei, Alena Begler, Polina Iamschinina, Margarita Filippova, Maria Kuvaldina, and Andrey Chetverikov. Description of the **variables** is provided in the "codebook.txt". Script used for the **analysis** is in the "fa_for_OSF.R" file. You can use them or modify the data as you wish as long as you cite the original paper (see LICENSE.txt). Citation: Ivan Ivanchei, Alena Begler, Polina Iamschinina, Margarita Filippova, Maria Kuvaldina & Andrey Chetverikov (2018) A different kind of pain: affective valence of errors and incongruence, Cognition and Emotion, DOI: 10.1080/02699931.2018.1520077 BRIEF DESCRIPTION We tested whether response accuracy in the Eriksen flanker task will moderate the effect of trial incongruence using affective priming to measure positive and negative affect. We found that responses to incongruent trials elicit positive affect irrespective of their accuracy. Errors, in turn, result in negative affect irrespective of trial congruence. However, the effects of conflicts and errors do not interact. If you have the questions feel free to contact us at i.ivanchei@spbu.ru (Ivan Ivanchei, data analysis) and alena.begler@gmail.com (Alena Begler, data collection)