Server ccrash help

i downloaded survival map and when i startt server it does this

[00:50:28] [main/FATAL]: Failed to start the minecraft server
java.lang.IllegalArgumentException: Malformed \uxxxx encoding.
at java.util.Properties.loadConvert(Properties.java:672) ~[?:?]
at java.util.Properties.load0(Properties.java:456) ~[?:?]
at java.util.Properties.load(Properties.java:408) ~[?:?]
at net.minecraft.server.dedicated.Settings.loadFromFile(Settings.java:51) ~[?:?]
at net.minecraft.server.dedicated.DedicatedServerProperties.load(DedicatedServerProperties.java:128) ~[patched_1.17.jar:git-Paper-46]
at net.minecraft.server.dedicated.DedicatedServerSettings.(DedicatedServerSettings.java:19) ~[patched_1.17.jar:git-Paper-46]
at net.minecraft.server.Main.main(Main.java:102) ~[patched_1.17.jar:git-Paper-46]
at org.bukkit.craftbukkit.Main.main(Main.java:293) ~[patched_1.17.jar:git-Paper-46]
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78) ~[?:?]
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
at java.lang.reflect.Method.invoke(Method.java:567) ~[?:?]
at io.papermc.paperclip.Paperclip.main(Paperclip.java:49) ~[paper_1.17.jar:?]

help pls

nevermind it was the motd that crashed it