Wells Fargo has admitted a “calculation error” may have led to as many as 400 struggling homeowners needlessly losing their homes to foreclosure. The mistake in a mortgage-modification tool, discovered nearly three years ago , wrongly factored lawyers' fees into the formula put forth by the government to determine if a homeowner would qualify for a federally-backed program, like 2009's Home Affordable Modification Program, or HAMP, Wells Fargo revealed in a regulatory filing.
