After Effects slow

Afeter Effects CC 23.2.1 is extremly slow when opening a project. i takes mor than an Hour!

I am operating on a Mac 27 inch, MAC OS Ventura 13.2.1

3.3 GHz 6-Core Intel Core i5

Video: AMD Radeon Pro 5300 4 GB

Ram: 128 GB 2667 MHz DDR4

Can anybody give me some tipsto solve this problem?