quickblox-android-sdk: Error trying to join GroupChat - SDK 2.5.2 to 2.6

Environment details (Operating system, browser information, SDK version) Ubuntu 15.04, Sdk 2.5.2, Android Studio 2.1.1

Did this work before? Yes

Expected behavior Successful join a Group Chat

Actual behavior Returning the following error com.quickblox.core.exception.QBResponseException: No response received within reply timeout. Timeout was 5000ms (~5s). Used filter: AndFilter: (FromMatchesFilter (full): 35265_577a58afa28f9a124700000c@muc.chat.quickblox.com/10913617, StanzaTypeFilter: org.jivesoftware.smack.packet.Presence).

Steps to reproduce the behavior Login, connect to the chat, try to to join the GroupChat after all the initialization.