Q&A (please complete the following information)

• OS: [e.g. Linux Debian testing]
• Browser: [Chromium]
• Version: [76.0.3809.100]
• Method of installation: [dist assets]
• Swagger-UI version: [v3.23.7]
• Swagger/OpenAPI version: [Swagger 2.0]

Content & configuration

Just http://petstore.swagger.io/

Example Swagger/OpenAPI definition:

https://petstore.swagger.io/v2/swagger.json

Swagger-UI configuration options:

SwaggerUI({
  // your config options here
})

?yourQueryStringConfig

Describe the bug you're encountering

The execute button on POST method doesn't trigger an HTTP request

To reproduce...

1. Open http://petstore.swagger.io/#/store/placeOrder
2. Click "Try it out"
3. Click "Excute"

Expected behavior

An HTTP request is sent

This works on v3.23.6

Screenshots

Additional context or thoughts