Weird region file warning and errors I have never seen before

This issue was found in my city world that was about 2GB big and it has been through 26 updates: 1.13, 1.13.1, 1.13,2, 1.14, 1.14.1, 1.14,2, 1.14.3, 1.14.4, 1.15, 1.15.1, 1.15.2, 1.16, 1.16.1, 1.16.2, 1.16.3, 1.16.4, 1.16.5, 1.17, 1.17.1, 1.18, 1.18.1, 1.18.2, 1.19, 1.19.1, 1.19.2, 1.19.3, but im only getting these issues now:

I keep repeatedly getting warns and errors like these:

[11:02:18] [IO-Worker-17/WARN]: Region file D:saves\New World (36)\region\r.28.-10.mca has an invalid sector at index: 0; sector 6336360 is out of bounds 

[11:02:18] [IO-Worker-17/WARN]: Region file D:saves\New World (36)\region\r.28.-10.mca has an invalid sector at index: 11; size has to be > 0

[10:45:58] [Server thread/ERROR]: Invalid bounding box data, inverted bounds for: doh{minX=2147483647, minY=2147483647, minZ=2147483647, maxX=-2147483648, maxY=-2147483648, maxZ=-2147483648}

[10:45:58] [Server thread/ERROR]: Exception loading structure piece with id minecraft:jigsaw
java.lang.IllegalStateException: Invalid call to EmtyPoolElement.getBoundingBox, filter me!
    at dpp.a(SourceFile:39) ~[1.19.3.jar:?]
    at dol.<init>(SourceFile:58) ~[1.19.3.jar:?]
    at dpe.a(SourceFile:73) ~[1.19.3.jar:?]
    at dox.a(SourceFile:67) ~[1.19.3.jar:?]
    at dbp.a(SourceFile:487) ~[1.19.3.jar:?]
    at dbp.a(SourceFile:213) ~[1.19.3.jar:?]
    at agz.a(SourceFile:635) ~[1.19.3.jar:?]
    at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:646) ~[?:?]
    at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:482) ~[?:?]
    at bbc.d(SourceFile:156) ~[1.19.3.jar:?]
    at ahk$b.d(SourceFile:562) ~[1.19.3.jar:?]
    at bbc.x(SourceFile:130) ~[1.19.3.jar:?]
    at ahk$b.x(SourceFile:571) ~[1.19.3.jar:?]
    at ahk.d(SourceFile:280) ~[1.19.3.jar:?]
    at net.minecraft.server.MinecraftServer.bh(SourceFile:775) ~[1.19.3.jar:?]
    at net.minecraft.server.MinecraftServer.x(SourceFile:763) ~[1.19.3.jar:?]
    at bbc.bq(SourceFile:115) ~[1.19.3.jar:?]
    at net.minecraft.server.MinecraftServer.i_(SourceFile:747) ~[1.19.3.jar:?]
    at net.minecraft.server.MinecraftServer.w(SourceFile:680) ~[1.19.3.jar:?]
    at net.minecraft.server.MinecraftServer.a(SourceFile:264) ~[1.19.3.jar:?]
    at java.lang.Thread.run(Thread.java:833) ~[?:?]