You can’t select both “Smart conversion” and “Skip CR/LF translation”. 

Only one of them can be selected.

Thanks for registering Ascii converter, your support is the best way for me to continue to develop new software.

Invalid filename:  rename the file and try again.

The preferences file is corrupted, delete it from the Finder and try again.

Invalid registration key.

Not enough memory to perform the requested operation, try to increase the memory partition from the Finder.

Input/Output operation related error (code) :