Always welcome) its just web ui bug. It resets selected language tonull(nothing) in code. And ui crashes while initializing. Whe you executedcode it sets Selected Language to smth. And it makes it wirk. No magic.Just pure javascript)
Hmmm. It has happened to me only once.But I have this router less than a year for now.I have firmware version 1.5.1.05Does you problem with UNDEFINED block you to log in?
I have fixed it with pure javascript.Since the dom is just invisible due to missing "language.js" file - some do elements have incorrect state.So, the easy way is to "set programmatically" the language combobox value AND execute POST request to the s...