Hafenstudio GbR shall not assume any liability if damage of any kind is incurred by the contracting partner or third parties due to interference or failure of individual components of the object of the rent or the object of the rent in total. If Hafenstudio GbR is unable to render the contractually agreed service or unable to render it in full due to the effects of force majeure, natural disaster, operating interferences, riot, lockout, strike, justified exceeding of deadlines by other lessees, interruptions or fluctuations of power supply, machine or device damage or comparable causes – independently of the originator –, the lessee generally shall not be due rescission of the contract or retention of his payments.