pyFFTW RuntimeError: Undefined plan with nthreads. This is a bug

This only happens with pyfftw 0.13.0+:

test_geo_abs.py::Test_GeoAbsValidator::test_validate_abs_geo_enmap Calculating footprint polygon and actual data corner coordinates for reference image...
Polygonize progress     |==================================================| 100.0% Complete  => 0:00:00
Bounding box of calculated footprint for reference image:
	(636090.0, 4936200.0, 666210.0, 4949370.0)
Calculating footprint polygon and actual data corner coordinates for image to be shifted...
Polygonize progress     |==================================================| 100.0% Complete  => 0:00:00
Bounding box of calculated footprint for image to be shifted:
	(636060.0, 4936230.0, 666180.0, 4949340.0)
Matching window position (X,Y): 651172.1173001833/4942982.874332616
Target window size (256, 256) not possible due to too small overlap area or window position too close to an image edge. New matching window size: (188, 188).
RuntimeError: Undefined plan with nthreads. This is a bug

Process finished with exit code 1

To reproduce: https://github.com/pyFFTW/pyFFTW/issues/294#issuecomment-1024595535