A buyer might want to cancel or the seller might want cancel the contract with the real estate agent. It depends on the details of the agreement/contract and what provisions are included to cancel said agreement.
Each real estate contract is different, you need to read the terms carefully about cancellation of the contract. Sometimes you can cancel without penalty if is within a short time.
Think like a lawyer! Look at the language of the contract, for buyers: typically they are contingent on the house passing your inspection. There are fewer options for sellers.
