The new Mac OS provide a new "Photo" app to integrate all pictures in all devices.
But once I imported the picture from the Aperture.
The Aperture Library had been erased.
All my photo projects are gone!
It is a disaster. I do not want to use "Photo" to manage my pictures.
The "Photo" is too simple, it do not provides advanced editing and management functions.
How to recover the Aperture Library that erased by the "Photo"?
But once I imported the picture from the Aperture.
The Aperture Library had been erased.
Photos does not erase the Aperture library.
What it does, when migrating, is rename the filename extension of the Aperture Library from ".aplibrary" to ".migratedaplibrary".
When you launch Aperture it should show a warning that the library has already been migrated. Click the "Open Aperture" button.
If you cannot launch Aperture this way, double click your Aperture library directly to open it in Aperture.
Where is your Aperture Library stored? In your Pictures folder or on an external drive? If external drive, how is the drive connected?
How to recover the Aperture Library that erased by the "Photo"?
