diff --git a/src/dashboard.js b/src/dashboard.js
index 81b74c751..1b93f9496 100644
--- a/src/dashboard.js
+++ b/src/dashboard.js
@@ -91,8 +91,13 @@ async function startPrepareLocation(domain, auditSource) {
     if (constants.DEMO) throw new BoxError(BoxError.BAD_STATE, 'Not allowed in demo mode');
 
     const fqdn = dns.fqdn(constants.DASHBOARD_SUBDOMAIN, domain);
-    const result = await apps.list();
-    if (result.some(app => app.fqdn === fqdn)) throw new BoxError(BoxError.BAD_STATE, 'Dashboard location conflicts with an existing app');
+    for (const app of await apps.list()) {
+        const appName = `${app.label || app.fqdn} (${app.id})`;
+        if (app.fqdn === fqdn) throw new BoxError(BoxError.BAD_STATE, `Dashboard location conflicts with primary location of app '${appName}'`);
+        if (app.secondaryDomains.some(sd => sd.fqdn === fqdn)) throw new BoxError(BoxError.BAD_STATE, `Dashboard location conflicts with second location of app '${appName}'`);
+        if (app.redirectDomains.some(rd => rd.fqdn === fqdn)) throw new BoxError(BoxError.BAD_STATE, `Dashboard location conflicts with redirect location of app '${appName}'`);
+        if (app.aliasDomains.some(ad => ad.fqdn === fqdn)) throw new BoxError(BoxError.BAD_STATE, `Dashboard location conflicts with alias location of app '${appName}'`);
+    }
 
     const taskId = await tasks.add(tasks.TASK_PREPARE_DASHBOARD_LOCATION, [ constants.DASHBOARD_SUBDOMAIN, domain, auditSource ]);
     tasks.startTask(taskId, {});