Hi Tim: I have updated my Analysis and run Problem Resonances on the project (no any spectra). Indeed, LeuCda* (or Cdb*) is no longer linked to both Hda* and Hdb*, but it is linked to Cg only. Thus, Hd and Cd of Leu do not get linked at all and the same goes for Val Cg and Hg. Thank you, Vitaliy