Output a large amount of WARN

[fu-sen]

I executed hugo command and got the following output:

> hugo
Building sites … WARN 2018/12/29 20:09:45 Found no layout for "page", language "en", output format "HTML": create a template below /layouts with one of these filenames: single.en.html.html, single.html.html, single.en.html, single.html, _default/single.en.html.html, _default/single.html.html, _default/single.en.html, _default/single.html
WARN 2018/12/29 20:09:45 Found no layout for "page", language "en", output format "HTML": create a template below /layouts with one of these filenames: single.en.html.html, single.html.html, single.en.html, single.html, _default/single.en.html.html, _default/single.html.html, _default/single.en.html, _default/single.html
WARN 2018/12/29 20:09:45 Found no layout for "page", language "en", output format "HTML": create a template below /layouts with one of these filenames: single.en.html.html, single.html.html, single.en.html, single.html, _default/single.en.html.html, _default/single.html.html, _default/single.en.html, _default/single.html
WARN 2018/12/29 20:09:45 Found no layout for "page", language "en", output format "HTML": create a template below /layouts with one of these filenames: single.en.html.html, single.html.html, single.en.html, single.html, _default/single.en.html.html, _default/single.html.html, _default/single.en.html, _default/single.html
WARN 2018/12/29 20:09:45 Found no layout for "page", language "en", output format "HTML": create a template below /layouts with one of these filenames: single.en.html.html, single.html.html, single.en.html, single.html, _default/single.en.html.html, _default/single.html.html, _default/single.en.html, _default/single.html
WARN 2018/12/29 20:09:45 Found no layout for "taxonomyTerm", language "en", output format "HTML": create a template below /layouts with one of these filenames: categories/category.terms.en.html.html, categories/terms.en.html.html, categories/list.en.html.html, categories/category.terms.html.html, categories/terms.html.html, categories/list.html.html, categories/category.terms.en.html, categories/terms.en.html, categories/list.en.html, categories/category.terms.html, categories/terms.html, categories/list.html, taxonomy/category.terms.en.html.html, taxonomy/terms.en.html.html, taxonomy/list.en.html.html, taxonomy/category.terms.html.html, taxonomy/terms.html.html, taxonomy/list.html.html, taxonomy/category.terms.en.html, taxonomy/terms.en.html, taxonomy/list.en.html, taxonomy/category.terms.html, taxonomy/terms.html, taxonomy/list.html, category/category.terms.en.html.html, category/terms.en.html.html, category/list.en.html.html, category/category.terms.html.html, category/terms.html.html, category/list.html.html, category/category.terms.en.html, category/terms.en.html, category/list.en.html, category/category.terms.html, category/terms.html, category/list.html, _default/category.terms.en.html.html, _default/terms.en.html.html, _default/list.en.html.html, _default/category.terms.html.html, _default/terms.html.html, _default/list.html.html, _default/category.terms.en.html, _default/terms.en.html, _default/list.en.html, _default/category.terms.html, _default/terms.html, _default/list.html
WARN 2018/12/29 20:09:45 Found no layout for "taxonomyTerm", language "en", output format "HTML": create a template below /layouts with one of these filenames: tags/tag.terms.en.html.html, tags/terms.en.html.html, tags/list.en.html.html, tags/tag.terms.html.html, tags/terms.html.html, tags/list.html.html, tags/tag.terms.en.html, tags/terms.en.html, tags/list.en.html, tags/tag.terms.html, tags/terms.html, tags/list.html, taxonomy/tag.terms.en.html.html, taxonomy/terms.en.html.html, taxonomy/list.en.html.html, taxonomy/tag.terms.html.html, taxonomy/terms.html.html, taxonomy/list.html.html, taxonomy/tag.terms.en.html, taxonomy/terms.en.html, taxonomy/list.en.html, taxonomy/tag.terms.html, taxonomy/terms.html, taxonomy/list.html, tag/tag.terms.en.html.html, tag/terms.en.html.html, tag/list.en.html.html, tag/tag.terms.html.html, tag/terms.html.html, tag/list.html.html, tag/tag.terms.en.html, tag/terms.en.html, tag/list.en.html, tag/tag.terms.html, tag/terms.html, tag/list.html, _default/tag.terms.en.html.html, _default/terms.en.html.html, _default/list.en.html.html, _default/tag.terms.html.html, _default/terms.html.html, _default/list.html.html, _default/tag.terms.en.html, _default/terms.en.html, _default/list.en.html, _default/tag.terms.html, _default/terms.html, _default/list.html

It seems that the file structure is too small. You can solve it by adding the following empty file:

• layouts/_default/single.html
• layouts/_default/list.html