feature #10788 [HttpKernel] Add better error message when controller action isn't callable (pierredup)
feature #10788 [HttpKernel] Add better error message when controller action isn't callable (pierredup)

This PR was merged into the 3.0-dev branch.

Discussion
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[HttpKernel] Add better error message when controller action isn't callable

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | none
| License       | MIT
| Doc PR        |

In the `ControllerResolver`, if a controller isn't callable, try to give a better description of what went wrong

Commits
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e0e19f6 Add better error message when controller action isn't callable

symfony/framework-bundle