Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing
BungeeCord Changes:
15b51413 #2908: Don't frame packets for dead connections
a0f9333a Bump version to 1.16-R0.4-SNAPSHOT
287e28a7 Release 1.16-R0.3
c1522ab9 #2909: Don't serialise as array for single element contents
0af4bfdb #2905: HoverEvent getValue compat method
This patch was heavily intented to fix a server side issue which
is generally no longer relevant, not to mention the cost of interning
only cements this patch into it's grave
