diff --git a/src/helpers/MessageTool.ts b/src/helpers/MessageTool.ts
index 55c2f89..a2ac4bf 100644
--- a/src/helpers/MessageTool.ts
+++ b/src/helpers/MessageTool.ts
@@ -11,7 +11,7 @@ export default class MessageTool {
   }
   public static concatMessage =(...messages:string[])=>messages.join('\n');
   public static formatMention =(mention:string, type:'user'|'channel'|'role')=>`<${type === 'role' ? '@&' : type === 'channel' ? '#' : '@'}${mention}>`;
-  public static isStaff =(guildMember:Discord.GuildMember)=>config.dcServer.staffRoles.map((x:string)=>config.dcServer.roles[x]).some((x:string)=>guildMember.roles.cache.has(x));
+  public static isStaff =(guildMember:Discord.GuildMember)=>config.dcServer.staffRoles.map((x:string)=>config.dcServer.roles[x]).some((x:string)=>guildMember.roles?.cache?.has(x));
   public static youNeedRole =(interaction:Discord.CommandInteraction, role:keyof typeof config.dcServer.roles)=>interaction.reply(`You do not have ${this.formatMention(config.dcServer.roles[role], 'role')} role to use this command.`);
   public static isModerator =(guildMember:Discord.GuildMember)=>config.dcServer.staffRoles.filter((x:string)=>/^admin|^dcmod/.test(x)).map((x:string)=>config.dcServer.roles[x]).some((x:string)=>guildMember.roles.cache.has(x));
   public static isWhitelisted =(interaction:Discord.CommandInteraction)=>interaction.reply('You are not on whitelist!')