RAK7240 - Missing Graphs on Status Screen

Issue:
Missing Graphs on Status Page on RAK7240 Gateway
Setup:
RAK7240 - Firmware Version 1.3.3_RAK b100
AUS915
Packet Forwarder
Memory - Total Avail. - 86160kB/126316kB
Memory - Free 83040kB/126316kB
Buffered - 2776kB/126316kB
LoRa® Server:
Chripstack Server
Details:
I used the have the table and graphs although these have now disappeared and gateway interface seems to be running slow.