If someone has a fork problem
Here is a download link
https://mega.nz/#!kwIxGIZS!lXOsJYzIjmbTT2Sek2xmXcqDJB2zYLNu1fCpN1c0Ytc
Chainstate valid
just put in C: \ Users \ YourUserName \ Appdata \ Roaming \ BiblepayCore
"AppData" and "Application data" are hidden by default
Enter show hidden files and folders