First shiny app - error message - missing argument

[chateau]

Please format the code properly for readability. If you can post your data too it would be easier for reproducing the error. Take a look at my post, where I've uploaded the data on web, so that anyone running my script can get the data easily, if needed. Also, could you try making a reprex ?

FAQ: What's a reproducible example (`reprex`) and how do I create one?

Why reprex? Getting unstuck is hard. Your first step here is usually to create a reprex, or reproducible example. The goal of a reprex is to package your code, and information about your problem so that others can run it and feel your pain. Then, hopefully, folks can more easily provide a solution. What's in a Reproducible Example? Parts of a reproducible example: background information - Describe what you are trying to do. What have you already done? complete set up - include any library() calls and data to reproduce your issue. data for a reprex: Here's a discussion on setting up data for a reprex make it run - include the minimal code required to reproduce your error on the data…

Try the steps on this page Create Interactive Web Maps with the JavaScript Leaflet Library • leaflet