Log warning if the primary template throws error and the default template is used instead

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #1143
| License       | MIT
why a space between ``function`` and ``()`` ? is it part of the PSR?