Error: NextRouter was not mounted. https://nextjs.org/docs/messages/next-router-not-mounted

[MattyChiz]

Describe the bug

To Reproduce

Expected behavior

Screenshots

Applicable Versions:

• Netlify CMS version: netlify-cms-app@2.15.72
• Git provider: github
• Browser version: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36

CMS configuration

backend:
  name: github
  repo: the-azure-realty/the-azure-realty-website
  branch: master
  base_url: https://www.theazurerealty.com
  auth_endpoint: api/auth
  squash_merges: true
local_backend: false
media_folder: /public/media
public_folder: /media
publish_mode: editorial_workflow
slug:
  clean_accents: true
  encoding: unicode
  sanitize_replacement: _
collections:
  - name: SiteSettings
    label: Site Settings
    delete: false
    editor:
      preview: false
    files:
      - name: GeneralSettings
        label: General
        file: content/settings/general.yml
        fields:
          - label: Links
            name: links
            collapsed: true
            widget: object
            fields:
              - label: Site navigation
                name: navigation
                widget: list
                fields:
                  - label: label
                    name: label
                    widget: string
                    required: true
                  - label: url
                    name: url
                    widget: string
                    required: true
                  - label: external
                    name: external
                    widget: boolean
                    required: false
                  - label: Icon
                    name: icon
                    widget: iconify-select
                    options:
                      - label: 3d-cursor
                        value: carbon:3d-cursor
                      - label: 3d-cursor-alt
                        value: carbon:3d-cursor-alt
                      - label: 3d-curve-auto-colon
                        value: carbon:3d-curve-auto-colon
                      - label: 3d-curve-auto-vessels
                        value: carbon:3d-curve-auto-vessels
                      - label: 3d-curve-manual
                        value: carbon:3d-curve-manual
                      - label: 3d-ica
                        value: carbon:3d-ica
                      - label: 3d-mpr-toggle
                        value: carbon:3d-mpr-toggle
                      - label: 3d-print-mesh
                        value: carbon:3d-print-mesh
                      - label: 3d-software
                        value: carbon:3d-software
                      - label: 3rd-party-connected
                        value: carbon:3rd-party-connected
                      - label: 4k
                        value: carbon:4k
                      - label: 4k-filled
                        value: carbon:4k-filled
                      - label: accessibility
                        value: carbon:accessibility
                      - label: accessibility-alt
                        value: carbon:accessibility-alt
                      - label: accessibility-color
                        value: carbon:accessibility-color
                      - label: accessibility-color-filled
                        value: carbon:accessibility-color-filled
                      - label: account
                        value: carbon:account
                      - label: accumulation-ice
                        value: carbon:accumulation-ice
                      - label: accumulation-precipitation
                        value: carbon:accumulation-precipitation
                      - label: accumulation-rain
                        value: carbon:accumulation-rain
                      - label: accumulation-snow
                        value: carbon:accumulation-snow
                      - label: activity
                        value: carbon:activity
                      - label: add
                        value: carbo
...

[martinjagodic]

Hi @MattyChiz, please fill out all the fields in the issue template. The information you provided is not sufficient to debug this issue.