Hi @Subhajitpanja
This is not a installation issue,
Its simply , because the chart data was not received it was None, so code cannot subscribe to chart[‘close’]
Do check below thread to solve it
Hi @Subhajitpanja
This is not a installation issue,
Its simply , because the chart data was not received it was None, so code cannot subscribe to chart[‘close’]
Do check below thread to solve it