iso-18404-error Published on September 16, 2016 in “Lean Standard” ISO 18404 – A Questionable Idea …Full resolution (830 × 586) iso-18404-error sarcastic illustration of the ISO 18404 in combination with the common 404 error. This work by Christoph Roser at AllAboutLean.com is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Please credit the image as shown below. For digital documents and web pages please do include the links as shown below. Thank you.By Christoph Roser at AllAboutLean.com under the free CC-BY-SA 4.0 license.