i keep losing coolant from a/c. is there a history of bad hose lines(cracks) on 1994 Oldsmobile Cutlass Supreme

i checked and replaced o ring for high/low hose line

thand no moree same thing happened to me.It turned out that I needed a new compressor.I brought a @ Advance Parts for 199.00+10.00core charge.Had Meineke put it on and no more probelm.Did you check the compressor?