use bi.toByteArrayUnsigned instead of convert.numToBytes since the latter is not thought for big integers.
use bi.toByteArrayUnsigned instead of convert.numToBytes since the latter is not thought for big integers.

salmion/dashwallet,darkwallet/darkwallet,CryptArc/darkwallet,bankonme/darkwallet,darkwallet/darkwallet,CryptArc/darkwallet,bankonme/darkwallet,salmion/dashwallet