[1] The plaintiff is a utility company licensed under the Electricity Supply Act 1990 to supply electricity to the public. The defendant is and was at the material time a firm of advocates and solicitors.

[2] The plaintiffs customer, one EPE Wilson Transformer Sdn Bhd ("EPE"), had by letter dated 3 July 2002 (p 1 of DCB) written to the plaintiff requesting for a reduction in the amount of the bank guarantee furnished as security for payment for power supplied to its premises at Nilai, Negeri Sembilan. Subsequent thereto, as a routine measure, the plaintiffs officers went to EPEs premises on 8 July 2002 and conducted an inspection on the power consumption meter installed thereat. The plaintiff discovered that the meter was faulty and there was an error in the meter reading, which showed a rec