Word Save as Docx - Specify Formula Convert Error

I have a word with a specify formula in it. image.png (1.1 KB)
when I load it with aspose and save it use “document.Save(“b.docx”, SaveFormat.Docx);” with no other process. the formula in the word goes wrong ! image.png (5.8 KB)

The Specify Formula Info:
copy from word is (ab) ⏜
latex is $ \overparen{ab}$
omath is

<m:oMath>
	<m:acc>
		<m:accPr>
			<m:chr m:val="⏜"/>
			<m:ctrlPr>
				<w:rPr>
					<w:rFonts w:ascii="Cambria Math" w:hAnsi="Cambria Math"/>
				</w:rPr>
			</m:ctrlPr>
		</m:accPr>
		<m:e>
			<m:r>
				<w:rPr>
					<w:rFonts w:ascii="Cambria Math" w:hAnsi="Cambria Math"/>
				</w:rPr>
				<m:t>ab</m:t>
			</m:r>
		</m:e>
	</m:acc>
</m:oMath>

@ray_fec,

Thanks for your inquiry. Please ZIP and attach your input Word document here for testing. We will investigate the issue on our side and provide you more information.

@tahir.manzoor This is my input document. error.zip (10.4 KB)

@@ray_fec,

Thanks for sharing the document. We have tested the scenario and have managed to reproduce the same issue at our side. For the sake of correction, we have logged this problem in our issue tracking system as WORDSNET-16200. You will be notified via this forum thread once this issue is resolved.

We apologize for your inconvenience.

@ray_fec,
The issues you have found earlier (filed as WORDSNET-16200) have been fixed in this Aspose.Words for .NET 18.1 update and this Aspose.Words for Java 18.1 update.
Please also check the following articles: