Could you ask this with a minimal REPRoducible EXample (reprex)? A reprex makes it much easier for others to understand your issue and figure out how to help.
For shiny question, here are some advice on Shiny debugging and reprex guide
Could you ask this with a minimal REPRoducible EXample (reprex)? A reprex makes it much easier for others to understand your issue and figure out how to help.
For shiny question, here are some advice on Shiny debugging and reprex guide