请问下这个报错可能是什么原因:
<dependency>
<groupId>com.aspose</groupId>
<artifactId>aspose-words</artifactId>
<version>24.7</version>=
</dependency>
public String doc2Markdown(String taskId, InputStream inputStream, DocFilterCal…...Paragraph.acceptStart(Unknown Source)...Source) at com.aspose.words.Paragraph.accept(Unknown Source) at...