We added webp to our list of image file extensions to generate webp versions directly in fluid templates.
The OptimizeImageService does not check if the config exists and thus throws an exception when it renders the template
PHP Warning: Undefined array key "webpOnProcessing" in /var/www/html/src/private/typo3conf/ext/imageoptimizer/Classes/OptimizeImageService.php line 70
We added webp to our list of image file extensions to generate webp versions directly in fluid templates. The OptimizeImageService does not check if the config exists and thus throws an exception when it renders the template
https://github.com/christophlehmann/imageoptimizer/blob/1571a96963d14a7045a6500987af3ccaca86e921/Classes/OptimizeImageService.php#L70
This should prevent the exception if no configuration is set