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The organizations are adopting ERP systems (Enterprise Resource Planning) as a source os competitive advantage despite the high costs of the acquisition of an on-premise solution and the implementation project. However, with the emergence of cloud computing, a new type of ERP is being sold, that is the cloud ERP, offered as a service (SaaS). Among the main benefits are the reduction of initial investment in hardware and internal IT maintenance costs to support the system operation, post project. Although, in a cloud ERP system implementation, in addition to the common challenges faced in on-premise ERP implementation project, it should consider the barriers to embrace cloud systems. The purpose of this research is to identify, through a systematic literature review, the factors that have most impact in adoption of a cloud ERP solution. As discovery, the challenges that appeared with the highest incidence are related to technology, such as security and data privacy, system flexibility and interoperability, and change management, related to adaptation processes and organizational reestructuring. An important point to note is the paradigm shift in how IT services are consumed with the entrance of cloud computing, since it stops selling products to consume service.