Root Cause Analysis Mano de obra Medición Métodos None Standard Porcedures Lack of Skill No clear goal Two many approvals Lack of Cooperation Requirement Misunderstood No ability to measure Changing Controls No review limit No SME's Equipos sin serial, cantidad ni ubicación Changing Material Delay Incorrect Source Material No Source Material Materiales Leadership Unclear Requirements Evolving Technology Medio ambiente Software Not compliant Frequent system failure Update delay Maquinaria