If you run the Unity Editor and erased the Console Log, you might want to access the previous Editor Log.
They are in the following folders:
macOS ~/Library/Logs/Unity/Editor.log Windows C:\Users\username\AppData\Local\Unity\Editor\Editor.log Windows with Backslashes C:/Users/username/AppData/Local/Unity/Editor/Editor.log
Check the above folders for your operating system and check out the log!
For Game Specific Logs:
Windows C:\Users\username\AppData\LocalLow\companyName\productName\Player.log Windows with Backslashes C:/Users/username/AppData/LocalLow/companyName/productName/Player.log