21.   The bank must make sure its systems are not contaminated by computer errors made by other organizations.

22.   The company says the computer billing errors have been corrected.

23.   The ladies recently learned that, because of a computer data entry error, their stock profits were just a fraction of what they had believed them to be.

24.   The New York district temporarily lost more files to computer error than other districts because it raced through more different systems in a shorter period than most.

25.   The two-year difference can be explained by a computer programming error, officials said.

26.   These are precisely the people who will have difficultly holding on to their cards or explaining a computer error.

27.   They cited a computer error and apologized.

28.   This time, a computer error forces cutoff of all nonessential systems.

29.   Two hundred miles north in Volusia County, a single precinct where computer errors led to a miscount was targeted for a hand count.

30.   A computer error apparently led to the autopilot malfunction, Casad said.