First error: someone deleted the row at the subscriber and then deleted the row on the publisher. so it's throwing that error. try to insert that row in the subscriber then the replication will delete that row.

Second error: Primary key violation. Vice versa of the above one. You have a row on the subscriber with the same primary key. Try to compare that row with the publisher if it matches delete the row on the subscriber. Replication will insert that row again.