Generator Log Locations

The built-in Generator process (launched by PS) logs to the following locations:

Mac:

/Users/[your username]/Library/Logs/Adobe/Adobe Photoshop 2019/Generator

Windows:

C:\Users\[your username]\AppData\Roaming\Adobe\Adobe Photoshop 2019\Logs\Generator

In earlier releases, the location might be like:

C:\Users\[your username]\AppData\Roaming\Adobe\Adobe Photoshop CC 2018\Generator\logs

Different Versions:

The directory Adobe Photoshop CC 2019 will vary depending on what version of Photoshop you are using. Look at the timestamps on log files to be sure you're looking at the latest.