i18n.changeLanguage is not working properly with Next dynamic page

[vimutti77]

Describe the bug

Calling i18n.changeLanguage(foo) in dynamic page is not working properly. The language is changed but the url is not.

Occurs in next-i18next version

version: 1.1.2

Steps to reproduce

1. Open a dynamic page with localSubpath (eg. /en/product/[id])
2. Calling i18n.changeLanguage('ge')

Expected behaviour

• Language is change to 'ge'
• Url is changed to /ge/product/[id]
• No error

Actual behaviour

• Language is change to 'ge'
• Url is not changed
• Get an error Your <Link> 's as value is incompatible with the href value. This is invalid.

OS (please complete the following information)

• Device: PC Windows 10
• Browser: Chrome version 76.0.3809.132

[isaachinman]

Thanks for opening this. After reading through it, it does indeed seem to be the same problem as #413.