# Migrating to this Release

This topic contains information about changes that may affect existing projects when migrating projects from the previous release of Cognex Designer (Cognex Designer 4.3) to the current release of Cognex Designer (4.4.1).

- Obsolete API

  Change from:

  void CSharpScriptDefinition.RefeshObjectNames()

  to

  int CSharpScriptDefinition.RefreshObjectNames()

  Plugin should be recompiled and have the signature updated.

Note: For more information about migrating from earlier releases, see Release History.