What's going on

Could someone explain this?

[TNR] Cancelling stream 10772C25/0 ch3.1 after 6s read timeout 2020/08/30 20:29:22.360542
[TNR] Closed connection to 10772C25/0 for ch3.1 KATC-HD 2020/08/30 20:29:22.360598
[SNR] Statistics for ch3.1 KATC-HD: ss=67%,66%-68% snq=79%,70%-85% seq=99%,0%-100% bps=6908126,0-12057568 pps=655,0-1146 2020/08/30 20:30:03.845644
[ERR] Could not start stream for 10772C25 ch3.1 KATC-HD: Get "http://10.0.1.48:5004/auto/v3.1?": dial tcp 10.0.1.48:5004: connect: no route to host 2020/08/30 20:30:10.881790
[ERR] Could not start stream for 1057299A ch3.1 KATC-HD: Get "http://10.0.1.174:5004/auto/v3.1?transcode=none": dial tcp 10.0.1.174:5004: i/o timeout

Network issues.
The DVR server can't reach either of your HDHR tuners at ip addresses 10.0.1.48 and 10.0.1.174.