Massallah pertaining to reading namaaz while the next azaan is on

salaamu alaykum
what is the recompense for missing an Asr salaah ?ive seen an ahadith stating that your (good) deeds are lost if im not mistakened this hadith is in Sahih Bukhari…Is this the view of Imam Abu Haneefah please comment on this ahadith?