Cheques issued by LLP owner but payment stopped what action can i take

I had transfer some amount to one on the LLP as we wanted to do partnership with them. But because of we decide to withdraw project, LLP owner gave me post dated cheques of same amount. No I am considering following an wanted to know what will happen if those situation arrived. - Cheque bounce. - He reported missing cheques before I submit it to the bank. - He asked to stop cheque payment to the bank. What cases I can file if in case something mention above happened.