error

---- Minecraft Crash Report ----
// Daisy, daisy...

Time: 8/13/19 7:35 PM
Description: Exception in server tick loop

java.net.UnknownHostException: play.datsminigames.now
	at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
	at java.net.InetAddress$2.lookupAllHostAddr(Unknown Source)
	at java.net.InetAddress.getAddressesFromNameService(Unknown Source)
	at java.net.InetAddress.getAllByName0(Unknown Source)
	at java.net.InetAddress.getAllByName(Unknown Source)
	at java.net.InetAddress.getAllByName(Unknown Source)
	at java.net.InetAddress.getByName(Unknown Source)
	at ld.j(SourceFile:152)
	at net.minecraft.server.MinecraftServer.run(SourceFile:428)
	at java.lang.Thread.run(Unknown Source)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- System Details --
Details:
	Minecraft Version: 1.10
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.8.0_221, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 33275608 bytes (31 MB) / 54644736 bytes (52 MB) up to 259522560 bytes (247 MB)
	JVM Flags: 0 total;
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)