# A bug in 'pick\_types' function for CTF dataset

**URL:** <https://mne.discourse.group/t/a-bug-in-pick-types-function-for-ctf-dataset/1951>\
**Category:** Mailing List Archive (read-only)\
**Tags:** list-archive\
**Created:** [September 6, 2019, 5:58pm UTC](https://mne.discourse.group/t/a-bug-in-pick-types-function-for-ctf-dataset/1951 "2019-09-06T17:58:48Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![system](https://global.discourse-cdn.com/free1/uploads/mne/original/1X/85cc6bd2b69cb698a166dc6d880fb550510d0144.jpeg) [@system](https://mne.discourse.group/u/system)\
**Post date:** [September 6, 2019, 5:58pm UTC](https://mne.discourse.group/t/a-bug-in-pick-types-function-for-ctf-dataset/1951/1 "2019-09-06T17:58:48Z")

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External Email - Use Caution

If you look at raw.info, you'll see that MNE thinks that the CTF sensors are all mag and not grad. This is something I noticed recently and haven't had time to examine systematically enough to put in a pull request for yet.

Phillip