使用RInno打包Shiny App遇问题：示例报错、自定义App无HTML文件夹

Hey there! Let's tackle these RInno issues one by one—they're common pitfalls when getting started with the package, so you're not alone.

First, let's narrow down what's causing the crash. Here are the most effective troubleshooting steps:

• Check R & RInno Version Compatibility: Ensure you’re running the latest stable RInno (install.packages("RInno")) and a supported R version (R 3.5+ works best for recent releases). Older versions can have hidden compatibility bugs.
• Start with a Clean State: Leftover files from previous attempts often cause conflicts. Delete the auto-generated app folder first, then re-run the example code step-by-step:

  library(RInno)
  create_app(app_name = "myapp", app_dir = tempdir()) # Use tempdir() for a fresh test
  compile_iss()
  

• Validate the ISS Configuration: Open the myapp.iss file in the app folder. Double-check these critical lines point to your actual R installation:

  RVersion=4.3.1 # Replace with your installed R version
  RPath=C:\Program Files\R\R-4.3.1 # Match your R install path
  

• Check Installation Logs: When the app fails to launch, RInno generates a log file in app/output. Look for lines starting with Error or Warning—they’ll usually flag missing dependencies (like a package that failed to install during setup).

The official example includes an html folder because it uses pre-rendered static assets. For your own app, here’s what to know:

• It’s Normal If You Don’t Need Static HTML: The html folder isn’t mandatory. If your Shiny app is purely dynamic (no static HTML files, custom CSS/JS in a www folder, or pre-built landing pages), it won’t be generated—and that’s totally fine.
• Manually Include Static Assets (If Needed): If your app does have static files (like a www folder with custom styles), tell RInno to include them by adding an includes parameter to create_app():

  create_app(
    app_name = "my_custom_app",
    app_dir = "path/to/your/shiny/app",
    includes = list("www", "custom_landing.html") # List your static files/folders here
  )
  

• Confirm Your App Structure: Make sure your Shiny app follows the standard layout:

  my_custom_app/
    app.R (or server.R + ui.R)
    www/ (optional, for static assets)
      style.css
      logo.png
  

  RInno will package your core app script directly—no html folder required unless you explicitly add static content.

内容的提问来源于stack exchange，提问作者J.Con