Random invalid session error when launching Minecraft

The Bug:

Random invalid session error when launching Minecraft.

I launched my PC and then launched Minecraft. Upon it loading up, I noticed an error in the game output log. I have no idea what caused it. I have attached the log.

[^MC-272642.log]

[10:32:29] [IO-Worker-1/INFO]: Could not authorize you against Realms server: Invalid session id
[10:32:29] [IO-Worker-1/ERROR]: Couldn't connect to realms
fdh: Realms authentication error with message 'Invalid session id'
	at fbw.a(SourceFile:447) ~[1.21-pre1.jar:?]
	at fbw.g(SourceFile:232) ~[1.21-pre1.jar:?]
	at fbq.c(SourceFile:51) ~[1.21-pre1.jar:?]
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?]
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) ~[?:?]
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) ~[?:?]
	at java.base/java.lang.Thread.run(Thread.java:1583) [?:?]

Steps to Reproduce:

1. Unknown

Observed Behavior:

Invalid session error occurs and a restart of the game is required in order to access services such as realms.

Expected Behavior:

No invalid session error would occur.