Code 45 errors usually indicates a connection problem on the drive, is that an internal or external drive?
1
If that is an internal drive, ensure the SSD is connected correctly in the slot on the motherboard.
If that is an external SSD, try connecting it to a different USB port.2
2
If that does not resolve the problem, go to the support page for your PC on the manufacturers website to download and reinstall (not update) the chipset drivers they provide.