Why do you think the result of the double slit experiment cannot be explained using Schroedinger's equation? If there is a problem at the time of the measureme

Why do you think the result of the double slit experiment cannot be explained using Schroedinger's equation? If there is a problem at the time of the measurement this is not something specific to the double slit, the same problem exists with a single slit and in any detection of any particle ever.