fix pin method

connectionmanager.js

@@ -1555,14 +1555,16 @@ export default class ConnectionManager {
 
         const credentialProvider = this.credentialProvider();
 
+        const instance = this;
+
         return exchangePinInternal(this, pinInfo).then(result => {
 
             const credentials = credentialProvider.credentials();
             credentials.ConnectAccessToken = result.AccessToken;
             credentials.ConnectUserId = result.UserId;
             credentialProvider.credentials(credentials);
 
-            return ensureConnectUser(credentials);
+            return ensureConnectUser(instance, credentials);
         });
     }