[FieldTrip] Fwd: [Eeglabnews] EEGLAB warning for users of Matlab 2013a

Eelke Spaak eelke.spaak at donders.ru.nl
Mon Apr 8 09:29:00 CEST 2013

Dear Raquel,

Thanks for the e-mail. We're aware of these potential issues, see this
entry on our bugzilla to track the progress of fixing them:


On 6 April 2013 17:19, Raquel Bibi <bibi.raquel at gmail.com> wrote:
> Dear Fieldtrip,
>  I've been having trouble with old but previously working scripts, trying to
> figure out what errors are based on new implementations in Fieldtrip and
> those that are due to file type ( ANT .cnt).  However, I've been using
> Matlab 2013A - could this be a source of errors as well?  Do the changes in
> Matlab 2013A have similar implications for Fieldtrip?  See message below
> from Arnaud Delorme:
> Best,
> Raquel
> Sent from my iPhone
> Begin forwarded message:
> From: Arnaud Delorme <arno at ucsd.edu>
> Date: April 5, 2013, 4:09:57 PM EDT
> To: eeglabnews at sccn.ucsd.edu
> Subject: [Eeglabnews] EEGLAB warning for users of Matlab 2013a
> The MathWorks has implemented minor changes in Matlab 2013a with dramatic
> consequences as they could potentially break or corrupt the output of about
> 10% of EEGLAB functions.
> EEGLAB graphic interface or command line users (all versions) should not
> upgrade to this version of Matlab until the issues have been fixed in EEGLAB
> (probably within a month). Details of some of the non backward compatible
> changes implemented by the Mathworks are described below.
> Arno
> From http://www.mathworks.com/help/matlab/release-notes.html
> The behavior of unique, union, intersect, setdiff, setxor, and ismember has
> changed.
>    • If there are repeated elements in the input arrays, the functions
> unique, union, intersect, setdiff, and setxor return the index to the first
> occurrence of the repeated elements (or rows).
>    • All index vectors returned by unique, union, intersect, setdiff, or
> setxor are column vectors.
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