spitting

One of my females seems to be not eating anymore. At first I thought she might be holding, but that isn't the case. She will go after food but will then immediately spit it back out. SHe also make "coughing" motions (gills flared, mouth opening/closing) where she looks like she is trying to get...

Hi! I have this female Afra.... Yea, I know, you guys are probably tired of hearing about her.... But I was wondering what the signs that an Mbuna (and other fish as well!) is about to spit her fry? I think she has been holding these for over three weeks, but I forgot to write down the date...