error

Error occurred while enabling ClearChat v1.0 (Is it up to date?)
java.lang.NullPointerException: null
        at net.insprill.cc.Main.versionChecker(Main.java:48) ~[?:?]
        at net.insprill.cc.Main.onEnable(Main.java:32) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:352) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:417) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at org.bukkit.craftbukkit.v1_14_R1.CraftServer.enablePlugin(CraftServer.java:461) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at org.bukkit.craftbukkit.v1_14_R1.CraftServer.enablePlugins(CraftServer.java:375) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at net.minecraft.server.v1_14_R1.MinecraftServer.a(MinecraftServer.java:449) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at net.minecraft.server.v1_14_R1.DedicatedServer.init(DedicatedServer.java:266) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:775) [spigot-1.14.4.jar:git-Spigot-56f8471-56118c6]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_231]