MDM Trouble Report for 2024 Feb 04 Telescope: 1.3m Observer(s): Mingxuan Xu, Huiyang Mao, Xiaodi Yu (purple mountain observatory) Instrument: CCDS Problem(s) Encountered: When we homed the dome, it reported the error that error Where m_dec not homed and we cannot see the telescope from the camera. ------------------------------ Submitted on 2024 Feb 5 [7:39:47]