Since my crash-on-startup-has usually occurred AFTER download of new books, I'm beginning to be of the opinoin there's something going on. Once again, I had closed all resources prior to adding the books to the library, so it's a blank layout that L4 is attempting to start.
Today's Logs attached.
2061.Logos4Crash.txt
8625.Logos4Error.log
Log from installation on 8/10:
1104.Logos4.log