dataset_bad_symbol
What happened
The symbol is the name your runs use for this data. It must be 2 to 20 characters, capital letters and digits only. Anything else is refused with 400 before the data is processed.
What to do
Change the symbol, for example from eurusd to EURUSD.
Example
json
{
"error": {
"code": "dataset_bad_symbol",
"message": "Use capital letters and digits only, 2 to 20 characters.",
"detail": {}
}
}