Registration proceeds when file not loaded
If one of the input files is missing, the program still tries to run, with the below confusing information.
Loading fixed image: 1.png
Couldn't open 1.png for read
Loading moving image: 2.png
Couldn't open 2.png for read
Launching registration worker thread
Inside registration worker thread
Error: unhandled conversion from PLM_IMG_TYPE_UNDEFINED to itk_float
terminate called after throwing an instance of 'Plm_exception'
what(): Error: unhandled conversion from PLM_IMG_TYPE_UNDEFINED to itk_float
Edited by Gregory C. Sharp