diff --git a/lib/tasks/conference.js b/lib/tasks/conference.js
index 42580f58..2877b147 100644
--- a/lib/tasks/conference.js
+++ b/lib/tasks/conference.js
@@ -787,13 +787,16 @@ class Conference extends Task {
   }
 
   async clearCoachMode() {
+    if (!this.memberId) return;
     try {
       if (this.coaching.length === 0) {
         this.logger.info('Conference:_clearCoachMode: no coaching mode to clear');
-        return;
       }
-      this.logger.info(`Conference:_clearCoachMode: now sending my audio to all, including ${this.coaching}`);
-      await this.ep.api('conference', [this.confName, 'relate', this.memberId, this.coaching, 'clear']);
+      else {
+        const memberList = this.coaching.join(',');
+        this.logger.info(`Conference:_clearCoachMode: now sending my audio to all, including ${memberList}`);
+        await this.ep.api('conference', [this.confName, 'relate', this.memberId, memberList, 'clear']);
+      }
       this.speakOnlyTo = null;
       this.coaching = [];
     } catch (err) {