We currently have two language versions for our content but I'm getting 404 errors for VisualCompare when testing addon in localhost environment. Tried testing it with draft and published changes but got the same error message (screenshot below)

Currently have these addon versions:
VisualCompareMode - v1.1.0
EPiServer.CMS - v12.25.1
We currently have two language versions for our content but I'm getting 404 errors for

VisualComparewhen testing addon in localhost environment. Tried testing it with draft and published changes but got the same error message (screenshot below)Currently have these addon versions:
VisualCompareMode - v1.1.0
EPiServer.CMS - v12.25.1