Green’s Dictionary of Slang

to make a fuss, to ‘go on about’; thus creating n.

[1893		J. Walsh [perf. Vesta Tilley] Fairly Knocked the yankees in Chicago 🎵 Said the barman, have a coffin and the people started laughing, / But I gave him one for chaffing then he created quite a row].
1919		Athenaeum 8 Aug. 729/1: ‘Creating’ is presumably an abbreviation of ‘creating (or making) a fuss’.
1925		(con. WWI) Fraser & Gibbons Soldier and Sailor Words 66: Creating: grumbling. Making a fuss.
1932		R. Forbes Red Horizon 205: [A] man was on the point of wringing the birds’ necks when we stayed him. [...] The reprieved bird seemed to understand, for he ran around me, creating at the top of his voice.
1938		G. Kersh Night and the City 194: Mary didn’t half create. She said it was disgusting.
1947		P. White The Ham Funeral in Four Plays (1965) 66: Aoh, Fred, ’ow you create!
1950		C. Harris Three-Ha’Pence to the Angel 53: And don’t they create if they lorst twopence-’apenny in a night!
1989		M. Amis London Fields 46: You know, the fuse’s gone. The boiler’s creating or the bell don’t work. [Ibid.] 407: The last thing a man wants to hear is the wife and kid scuttling about and creating all night long.
1999		A. O’Hagan Our Fathers 84: ‘Don’t upset him, Jamie,’ she said. ‘What’s all this creating?’.