Text Replace Issue

After download the report we are facing below issue.

System.ArgumentException: The replace string cannot contain special or break characters. at    .(String ) at    ..ctor(Node , Regex , String , IReplacingCallback , Boolean ) at Aspose.Words.Range.Replace(String oldValue, String newValue, Boolean isMatchCase, Boolean isMatchWholeWord)

so plz suggest how can handle this issue.
Thanks.

@RiteshK10 Could you please provide a sample code that will allow us to reproduce the problem? We will check the issue and provide you more information.