@ -79,7 +79,7 @@ namespace dev
if ( v.type() == js::str_type )
{
const std::string& expectedText = v.get_str();
if ( expectedText.front() == '#' )
if ( !expectedText.empty() && expectedText.front() == '#' )
// Deal with bigint instead of a raw string
std::string bigIntStr = expectedText.substr(1,expectedText.length()-1);