software error vs programming error

software error and programming error both are nouns.

Word	Noun	Adjective	Verb	Adverb
software error	Yes	No	No	No
programming error	Yes	No	No	No

As nouns, software error and programming error are synonyms defined as:

software error and programming error: error resulting from bad code in some program involved in producing the erroneous result

software error (noun)	programming error (noun)
error resulting from bad code in some program involved in producing the erroneous result	error resulting from bad code in some program involved in producing the erroneous result