Class CMS.OutputFilter.FormStateHelper was removed from kentico 8.This is my coding
"bool sameWindow = (FormStateHelper.PreservePostbackValuesOnLogin && (FormStateHelper.GetSavedState() != null));". "FormStateHelper" doesn't exist in current context, so please help me to Provider a class changed from v7 to v8 to replace it.
Thank you beforehand :)
Check out the API Changes from 7 -> 8. Recommendation is to contact support if you need a replacement.
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