Title: [Plugin: NextGEN Gallery] Nextgen gallery validation problem Last modified: August 19, 2016 --- # [Plugin: NextGEN Gallery] Nextgen gallery validation problem * [Apostolos Gazepis](https://wordpress.org/support/users/gazepisapostolos/) * (@gazepisapostolos) * [15 years, 5 months ago](https://wordpress.org/support/topic/plugin-nextgen-gallery-nextgen-gallery-validation-problem/) * I use nextgen gallery and nextgen smooth slideshow I fill the alt and description fields but when the code being excetuded in the browser the alt missing from the img tag and I take a report full of errors in w3c validation api. Actually as many errors as the images in the gallery. * [http://wordpress.org/extend/plugins/nextgen-gallery/](http://wordpress.org/extend/plugins/nextgen-gallery/) Viewing 9 replies - 1 through 9 (of 9 total) * [Wazomba](https://wordpress.org/support/users/wazomba/) * (@wazomba) * [15 years, 5 months ago](https://wordpress.org/support/topic/plugin-nextgen-gallery-nextgen-gallery-validation-problem/#post-1784227) * Will you provide a link to your page, pls ? * Thread Starter [Apostolos Gazepis](https://wordpress.org/support/users/gazepisapostolos/) * (@gazepisapostolos) * [15 years, 5 months ago](https://wordpress.org/support/topic/plugin-nextgen-gallery-nextgen-gallery-validation-problem/#post-1784269) * panserraiki.eserres.gr * [Wazomba](https://wordpress.org/support/users/wazomba/) * (@wazomba) * [15 years, 5 months ago](https://wordpress.org/support/topic/plugin-nextgen-gallery-nextgen-gallery-validation-problem/#post-1784271) * first, no error displayin in my browser. Secondly, w3c validation service says:“ Congratulations The document located at <[http://panserraiki.eserres.gr/>](http://panserraiki.eserres.gr/>); was successfully checked as XHTML 1.0 Transitional. This means that the resource in question identified itself as “XHTML 1.0 Transitional” and that we successfully performed a formal validation using an SGML, HTML5 and/or XML Parser(s) (depending on the markup language used). “ * So what’s wrong ? * Thread Starter [Apostolos Gazepis](https://wordpress.org/support/users/gazepisapostolos/) * (@gazepisapostolos) * [15 years, 5 months ago](https://wordpress.org/support/topic/plugin-nextgen-gallery-nextgen-gallery-validation-problem/#post-1784277) * Forgive me, panserraiki.eserres.gr is the intro page and it is ok if you enter and see [http://panserraiki.eserres.gr/blog/](http://panserraiki.eserres.gr/blog/) has 13 and something errors caused by nextgen gallery because it doesn’t echo the alt attribute. Forgive for the incovenience and thank you Wazomba for your time. * [Wazomba](https://wordpress.org/support/users/wazomba/) * (@wazomba) * [15 years, 5 months ago](https://wordpress.org/support/topic/plugin-nextgen-gallery-nextgen-gallery-validation-problem/#post-1784282) * No problem guy ! I can confirm that none my browsers shows any error message ( IE, Firefox, Opera, Chrome). But the W3C validation service reports the metionned 13 errors about alt attributes : “No character encoding information was found within the document, either in an HTML meta element or an XML declaration…” * I’m not an expert in coding but here is what I can think : It seems that the mix of greek language and english causes some minors problems. You should check your headers and make sure you’ve inserted the correct caracter encoding for your language. Your theme is originally in english, and it may conflict with your language, especially with netxgen. Review your translations or if you have a .po file, edit it with poedit and make the translations. * My feeling is that nextgen can not translate correctly the texts inserted in the alt attribute of image. Also check if somewhere, the ending “/>” is not missing at the end of an “