What does the error "RMS:Blocked for BANKNIFTY OPTIDX nse_fo BO Remarks: BO are blocked for Banknifty Options block type: ALL" mean?

Zerodha Order Rejections
1

RMS:Blocked for BANKNIFTY OPTIDX nse_fo BO Remarks: BO are blocked for Banknifty Options block type: ALL

Bracket orders & Cover orders aren’t allowed in Banknifty options, due to which the order was rejected & the above error is displayed.

For more information refer this post.

2

A post was merged into an existing topic: I’m trying to palce an order in Bank Nifty but my order is getting rejected. I’m getting the error"RMS:Rule: Option Strike price based on Ltp percentage for entity account-ID across exchange across segment across product". Why is this?