aduait the error seems to come up when trying to use copy + paste as an alternative to the (now missing) Strikethrough and Replace tool in Acrobat Pro DC. This doesn't seem to occur when using “Add note to replace text” (right click > select "Add Note to Replace Text"). However, that is more onerous than using copy+paste or Strikethrough and Replace. Why was the latter removed from the recent update of Acrobat Pro?
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