Start normal, call the API also normal, but in a few days he would himself down, the key is to restart the special trouble, validation to spending a long time, if is a normally closed start time is slower,
Below is my down appear error, appear this problem, there is no specific time, probably just a few days or so, when the time long point, estimated that about half a month, this problem ever encountered a great god, give advice or comments please
020-05-02 t05:56:04 Z Unable to open file D: \ Users \ \ Administrator \ AppData \ Roaming \ bitcoins \ blocks \ rev02057 dat
ERROR: the 2020-05-02 T05:56:04 Z UndoWriteToDisk: OpenUndoFile failed
The 2020-05-02 T05:56:04 Z * * * Failed to write undo data
The 2020-05-02 T05:56:04 Z Error: Error: A fatal internal Error occurred, see the debug. The log for details
Error: Error: A fatal internal Error occurred, see the debug. The log for details
Tip: the 2020-05-02 T05:56:04 Z ERROR: Connect the Connect Block 0000000000000000000 a01409340817c47d579bbd3af9e1e71b35e915d7fc77e failed, failed to write undo data (code 0)
ERROR: the 2020-05-02 T05:56:04 Z ProcessNewBlock: ActivateBestChain failed (failed to write undo data (code 0))
The 2020-05-02 T05:56:04 Z tor: Thread interrupt
The 2020-05-02 T05:56:04 Z opencon thread exit
The 2020-05-02 T05:56:04 Z addcon thread exit
The 2020-05-02 T05:56:04 Z Shutdown: In progress...
The 2020-05-02 T05:56:04 Z torcontrol thread exit
The 2020-05-02 T05:56:04 Z.net thread exit
The 2020-05-02 T05:56:04 Z msghand thread exit
The 2020-05-02 T05:56:05 Z scheduler thread interrupt
The 2020-05-02 T05:56:06 Z Dumped mempool: 0.024714 s to copy, 0.742826 s to dump
The 2020-05-02 T05:56:11 Z COmniFeeCache closed
The 2020-05-02 T05:56:11 Z COmniFeeHistory closed
The 2020-05-02 T05:56:11 Z
Omni Core shutdown completed
The 2020-05-02 T05:56:11 Z Shutdown time: 2020-05-02 T05:56:11 Z
The 2020-05-02 T05:56:11 Z Omni Core shutdown completed
The 2020-05-02 T05:56:11 Z [default wallet] Releasing wallet
The 2020-05-02 T05:56:11 Z Shutdown: done