My plumber charged $160 to fix the cistern on my toilet — but created another problem. Do I pay again?

“The cistern on my toilet has been constantly refilling and making a hissing noise.

Source: [MarketWatch](https://www.marketwatch.com/story/my-plumber-charged-160-to-fix-a-problem-in-my-bathroom-but-appears-to-have-created-another-one-do-i-pay-again-f64903ae?mod=mw_rss_topstories)