Installation and Upgrade > Windchill ESI > Installing and Configuring Windchill ESI in an SAP Environment > Determining How to Handle Attribute Length Differences
  
Determining How to Handle Attribute Length Differences
Before you begin installing Windchill ESI, you need to determine if there are any discrepancies between how Windchill PDMLink and SAP handle the following object types: parts, BOMs, documents, process plans, sequences, operations, process materials, tooling, control characteristics and CNs.
For more information see Distribution Target Attributes.