In general, Final Cut Pro can open a Final Cut Express project if it was last modified in a version of Final Cut Express that was released before the version of Final Cut Pro that you are using.
|Project last modified in||Use this version of Final Cut Pro|
|Final Cut Express 2||Final Cut Pro 4 or later|
|Final Cut Express 3.0||Final Cut Pro 5 or later|
|Final Cut Express 3.5||Final Cut Pro 5.1 or later|
|Final Cut Express 4.0||Final Cut Pro 6 or later|
For more information about opening projects from earlier versions of Final Cut Pro and Final Cut Express, refer to the Final Cut Pro User Manual, available under the Help menu in Final Cut Pro.