It corrupts all the time - does not seem to handle network changes/disconnects very well when Time Machine is doing its thing. I am currently facing (XYZ time machine folder is on the synology):
'Time Machine detected that your backups on “xyz Time Machine Folder” can not be reliably restored. Time Machine must erase your existing backup history and start a new backup to correct this.'
myvoiceismypass|1 month ago
'Time Machine detected that your backups on “xyz Time Machine Folder” can not be reliably restored. Time Machine must erase your existing backup history and start a new backup to correct this.'