Problem with preprocessing data.

I'm just getting to grips with the Conn-toolbox and unfortunately I'm already having problems preprocessing the data. Does this have to do with the new MacOs update "big sur", or does anyone know how to interpret this error message?

Best
Antonia




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11-Jan-2021 18:38:40 - Running job #1
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11-Jan-2021 18:38:40 - Running 'Realign & Unwarp'

SPM12: spm_realign (v7141) 18:38:40 - 11/01/2021
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11-Jan-2021 18:39:42 - Failed 'Realign & Unwarp'
Invalid MEX-file '/Users/Antonia/Desktop/spm12/spm_conv_vol.mexmaci64': dlopen(/Users/Antonia/Desktop/spm12/spm_conv_vol.mexmaci64, 6): no suitable image found. Did find:
/Users/Antonia/Desktop/spm12/spm_conv_vol.mexmaci64: code signature in (/Users/Antonia/Desktop/spm12/spm_conv_vol.mexmaci64) not valid for use in process using Library Validation: library load disallowed by system policy
In file "/Users/Antonia/Desktop/spm12/spm_realign.m" (v7141), function "smooth_vol" at line 436.
In file "/Users/Antonia/Desktop/spm12/spm_realign.m" (v7141), function "realign_series" at line 228.
In file "/Users/Antonia/Desktop/spm12/spm_realign.m" (v7141), function "spm_realign" at line 130.
In file "/Users/Antonia/Desktop/spm12/config/spm_run_realignunwarp.m" (v6554), function "spm_run_realignunwarp" at line 78.
The following modules did not run:
Failed: Realign & Unwarp
ERROR DESCRIPTION:
Error using MATLABbatch system
Job execution failed. The full log of this run can be found in MATLAB command window, starting with the lines (look for the line showing the exact #job as displayed in this error message)
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Running job #1
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CONN20.b
SPM12 + DAiSS DEM FieldMap MEEGtools
Matlab v.2020b
project: CONN20.b
storage: 27.1Gb available
spm @ /Users/Antonia/Desktop/spm12
conn @ /Users/Antonia/Desktop/conn