The code:
String path = "C:\\Users\\z_jia\\Desktop\\a\\DMS\\";
Document main = new Document(path + "794084228810694656.docx");
Document cover = new Document(path + "竖版签批.docx");
Document target = (Document) main.deepClo…...reproducible on my side using the latest 25.12 version of Aspose.Words...version. Please try using the latest 25.12 version and let us know...