First case count. There is a "general" rule of thumb that you need at least 10 cases per IV but that doesn't address your question. Check your set-up under Edit>Options>Viewer to make sure you are displaying all appropriate output, e.g., Warnings.
Your syntax looks viable but would you give us info on variable definitions. You say all are "metric" but exactly how is, for example, staufkmw0 defined: Scale, Nominal, Ordinal. If Nominal or Ordinal then value labels.