@ -764,17 +764,13 @@ func DoCall(ctx context.Context, b Backend, args CallArgs, blockNrOrHash rpc.Blo
if state == nil || err != nil {
return nil , 0 , false , err
}
// Set sender address or use a default if none specified
// Set sender address or use zero address if none specified.
var addr common . Address
if args . From == nil {
if wallets := b . AccountManager ( ) . Wallets ( ) ; len ( wallets ) > 0 {
if accounts := wallets [ 0 ] . Accounts ( ) ; len ( accounts ) > 0 {
addr = accounts [ 0 ] . Address
}
}
} else {
if args . From != nil {
addr = * args . From
}
// Override the fields of specified contracts before execution.
for addr , account := range overrides {
// Override account nonce.
@ -906,17 +902,9 @@ func DoEstimateGas(ctx context.Context, b Backend, args CallArgs, blockNrOrHash
}
cap = hi
// Set sender address or use a default if none specified
if args . From == nil {
if wallets := b . AccountManager ( ) . Wallets ( ) ; len ( wallets ) > 0 {
if accounts := wallets [ 0 ] . Accounts ( ) ; len ( accounts ) > 0 {
args . From = & accounts [ 0 ] . Address
}
}
}
// Use zero-address if none other is available
// Use zero address if sender unspecified.
if args . From == nil {
args . From = & common . Address { }
args . From = new ( common . Address )
}
// Create a helper to check if a gas allowance results in an executable transaction
executable := func ( gas uint64 ) bool {