FLX-5034: a parameter the declared property needs is absent
Family: numerics (the 5000 band)
SEAM-FIDELITY-SPEC §2: every property's parameters are present, and a contract missing any of them is refused before any statistic is formed. A histogram needs bins, a quantile needs a level, every property needs a tolerance of the type its comparison uses, and every column a property names needs its own declaration in columns.
Look it up offline
$ fluxsim explain FLX-5034
Every code is listed in the error index.