[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_stained_glass from minecraft:loot_tables/blocks/blue_stained_glass.json
[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_stained_glass_pane from minecraft:loot_tables/blocks/blue_stained_glass_pane.json
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at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_shulker_box from minecraft:loot_tables/blocks/blue_shulker_box.json
java.io.FileNotFoundException: minecraft:loot_tables/blocks/blue_shulker_box.json
at net.minecraft.server.v1_16_R3.ResourceManager.a(SourceFile:67) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataJson.b(SourceFile:44) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.LootTableRegistry.b(LootTableRegistry.java:13) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataAbstract.a(SourceFile:11) ~[patched_1.16.4.jar:git-Paper-356]
at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_stained_glass from minecraft:loot_tables/blocks/blue_stained_glass.json
java.io.FileNotFoundException: minecraft:loot_tables/blocks/blue_stained_glass.json
at net.minecraft.server.v1_16_R3.ResourceManager.a(SourceFile:67) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataJson.b(SourceFile:44) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.LootTableRegistry.b(LootTableRegistry.java:13) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataAbstract.a(SourceFile:11) ~[patched_1.16.4.jar:git-Paper-356]
at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_stained_glass_pane from minecraft:loot_tables/blocks/blue_stained_glass_pane.json
java.io.FileNotFoundException: minecraft:loot_tables/blocks/blue_stained_glass_pane.json
at net.minecraft.server.v1_16_R3.ResourceManager.a(SourceFile:67) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataJson.b(SourceFile:44) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.LootTableRegistry.b(LootTableRegistry.java:13) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataAbstract.a(SourceFile:11) ~[patched_1.16.4.jar:git-Paper-356]
at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_terracotta from minecraft:loot_tables/blocks/blue_terracotta.json
java.io.FileNotFoundException: minecraft:loot_tables/blocks/blue_terracotta.json
at net.minecraft.server.v1_16_R3.ResourceManager.a(SourceFile:67) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataJson.b(SourceFile:44) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.LootTableRegistry.b(LootTableRegistry.java:13) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataAbstract.a(SourceFile:11) ~[patched_1.16.4.jar:git-Paper-356]
at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_191]
[11:47:24] [Worker-Main-7/ERROR]: Couldn't parse data file minecraft:blocks/blue_wool from minecraft:loot_tables/blocks/blue_wool.json
java.io.FileNotFoundException: minecraft:loot_tables/blocks/blue_wool.json
at net.minecraft.server.v1_16_R3.ResourceManager.a(SourceFile:67) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataJson.b(SourceFile:44) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.LootTableRegistry.b(LootTableRegistry.java:13) ~[patched_1.16.4.jar:git-Paper-356]
at net.minecraft.server.v1_16_R3.ResourceDataAbstract.a(SourceFile:11) ~[patched_1.16.4.jar:git-Paper-356]
at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_191]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_191]
There is an issue with loot tables - Maybe backup your files and reinstall your server