*File - > Save With Mark* fails on this line https://github.com/Image-Py/imagepy/blob/9710a277ad5711ca91c19c9324cb1bc18f4e2ff6/imagepy/menus/File/save_plg.py#L23 with the error ```python AttributeError: 'Canvas' object has no attribute 'save_buffer' ``` The same error persists both on Windows and on Linux.
File - > Save With Mark fails on this line
imagepy/imagepy/menus/File/save_plg.py
Line 23 in 9710a27
The same error persists both on Windows and on Linux.