Fix crash when whitelistScheduledVerificationSeconds is below 30

gradle.properties

@@ -2,7 +2,7 @@ org.gradle.jvmargs=-Xmx1G
 minecraft_version=21w10a
 yarn_mappings=21w10a+build.10
 loader_version=0.11.3
-mod_version=0.2
+mod_version=0.2.1
 maven_group=com.awakenedredstone
 archives_base_name=autowhitelist
 

src/main/java/com/awakenedredstone/autowhitelist/config/Config.java

@@ -48,7 +48,9 @@ public class Config {
 
                 if (configData.whitelistScheduledVerificationSeconds < 30) {
                     AutoWhitelist.LOGGER.warn("Whitelist scheduled verification time is really low. It is not recommended to have it lower than 30 seconds, since it can affect the server performance.");
-                    AutoWhitelist.server.getCommandSource().sendFeedback(new LiteralText("Whitelist scheduled verification time is really low. It is not recommended to have it lower than 30 seconds, since it can affect the server performance."), true);
+                    try {
+                        AutoWhitelist.server.getCommandSource().sendFeedback(new LiteralText("Whitelist scheduled verification time is really low. It is not recommended to have it lower than 30 seconds, since it can affect the server performance."), true);
+                    } catch (NullPointerException ignored) {}
                 }
             } catch (IOException e) {
                 AutoWhitelist.LOGGER.error(e);