getrawtransaction is error bitcoin core I use VPS centos 7, and i install bitcoind follow: 
https://www.ringingliberty.com/bitcoin/

this is file bitcoin.conf:

rpcuser=bitcoinrpc
rpcpassword=My_password
daemon=1
rpctimeout=30
rpcport=8332
gen=0
txindex=1
keypool=100


Then i ran: bitcoind -reindex -deamon then ran:
bitcoin-cli getrawtransaction string_txid

i get error: 

error code: -5
error message:
No information available about transaction


I use: Bitcoin Core Daemon version v0.13.0.0-ga402396

I don't know wrong?
That will success when bitcoind download all blockchain.

Wait till bitcoind complete synchronization then try again.