A Method for Documenting Modifications in ERP Systems

Modern Enterprise Resource Planning (ERP) systems are highly complex. This complexity is further increased by introducing modifications into the standard functionality. Maintenance and evolution of ERP systems becomes unmanageable if modifications are not properly documented. This paper elaborates a method for documenting and analyzing modifications made in ERP systems. These modifications are classified according to their impact on the standard functionality and a set of parameters for defining each modification is established. A template for describing modifications is also developed. The modifications are stored in the register of modifications and spreadsheet tools are used for analyzing these modifications. The analysis example is provided. It demonstrates identification of relationships between modifications and impact of modifications on elements of the standard syste