It seems that leaving your PS4 on 'rest mode' which is Sony's version of Standby mode, may be the root of the problem. One of BC's writers has reported that this has may have also halted the Remote Play feature on his PS4 while away from home.
At present, we don't know how prevalent this problem is, apart from the few cases on the Reddit group, many users have reported no issues whatsoever.
Has this happened to you? Please let us know in the comments below. We will update this information as we find out more.