In Israel and South Australia the adoption of a harmless error provision prevents unnecessary litigation by eliminating disputes about technical lapses and limits the actual dispute to the question of whether the instrument correctly expresses the testator's intent. See Law Reform Commission of British Columbia, Report on the Making and Revocation of Wills (1981); New South Wales Law Reform Commission, Wills: Execution and Revocation (1986); John H. Langbein, "Excusing Harmless Errors in the Execution of Wills: A Report on Australia's Tranquil Revolution in Probate Law," 87 Colum. L. Rev. 1 (1987).