Improve CouncilChannel and StaticMessageChannel

VelocityCore/src/de/steamwar/velocitycore/discord/channels/CouncilChannel.java

@@ -46,7 +46,9 @@ public class CouncilChannel extends StaticMessageChannel {
 
             List<Member> members;
             try {
-                members = DiscordBot.getGuild().findMembersWithRoles(role).get();
+                members = DiscordBot.getGuild().findMembersWithRoles(role).onError(throwable -> {
+                    // Ignore
+                }).get();
             } catch (Exception e) {
                 VelocityCore.getLogger().warning("Could not get members for " + role.getName());
                 return messageCreateBuilder;

VelocityCore/src/de/steamwar/velocitycore/discord/channels/StaticMessageChannel.java

@@ -19,6 +19,7 @@
 
 package de.steamwar.velocitycore.discord.channels;
 
+import de.steamwar.velocitycore.VelocityCore;
 import net.dv8tion.jda.api.EmbedBuilder;
 import net.dv8tion.jda.api.entities.Message;
 import net.dv8tion.jda.api.entities.channel.middleman.MessageChannel;
@@ -64,7 +65,7 @@ public class StaticMessageChannel extends DiscordChannel {
         if(getChannel().getLatestMessageIdLong() != 0)
             message = getChannel().getIterableHistory().complete().stream().filter(m -> m.getAuthor().isBot()).findFirst().orElse(null);
 
-        update();
+        VelocityCore.schedule(this::update);
     }
 
     public void update() {