QGIS crash is axis is not a shapefile
Faulty line : https://gitlab.pam-retd.fr/otm/PreCourlis/-/blob/master/PreCourlis/processing/interpolate_points.py#L256
Fix:
axis_path = self.parameterAsCompatibleSourceLayerPath(
parameters,
self.AXIS,
context,
compatibleFormats=["shp"],
+ feedback=feedback,
)