What should I do if the cross-reference in Word is not displayed, cannot be found, or is garbled?

When the cross-reference list is empty, "Citation source not found" is reported, or it is displayed as a code in curly braces, we investigate the reasons one by one according to the four categories of caption, title, bookmark, and field code, and provide judgment methods and repair steps.

Key points of this article

  • Cross-references can only reference captions generated by inserting captions, and paragraphs using heading styles or outline levels. Manually entered "Figure 1" cannot be included.
  • When curly brackets and the words REF appear in the text, the display of field codes is usually turned on. Press Alt+F9 to switch to restore it.
  • "Error! Citation source not found" appears, indicating that the caption, title or bookmark pointed to by the reference has been deleted or changed, and the reference needs to be restored or re-inserted.

-Update fields (press F9 after selecting all) can eliminate most of the numbering inconsistency problems. It should be updated before submitting the manuscript or exporting PDF.

If you insert a cross-reference in Word and find that the list is empty, or "Error! Cited source not found" appears in the text, or the entire paragraph becomes a string of curly braces and English letters, it is most likely not that the software is broken, but that there is a problem with the captions, titles or bookmarks that the reference relies on. Many people have already followed the tutorial when searching for "Word cross-reference cannot be used". What is often missing is a troubleshooting route: first determine what type of problem it belongs to, and then start from the place where it is easy to check.

This article is written for readers who need to use cross-references when writing papers, reports, contracts, or long documents. After reading, you can distinguish three common situations: the reference list is empty, an error message is displayed, and the text is displayed as a field code, and you know where to check and how to fix each situation. The methods in this article are for common operations on the desktop version of Word, and the interface locations of different versions may be slightly different.

The cross-reference is not displayed, first check whether the reference source is still there? One sentence conclusion

Most of the time, the problem lies with the cited source. A cross-reference is essentially a field pointing to a caption or title. If the source does not exist or does not meet the conditions, the reference will be invalid. The table below gives directions based on the situation you encounter.

your situationRecommended practicesreason
The "Figure" and "Table" lists in the reference dialog box are empty.Regenerate the title using Insert Caption instead of typing it manuallyCross-references only recognize titles with SEQ fields
I want to cite a chapter, but there is no title in the list.Set the title as a built-in title style, or assign an outline level to a custom styleWord collects headings by outline level
The text displays "Error! Reference source not found"Retrieve deleted captions or titles, and check again after updating the domainThe bookmark pointed to by the reference no longer exists
The text displays curly braces plus the word REFPress Alt+F9 to toggle field code display and revert to resultsThe document is in a state showing field codes
Error after pasting content from another documentDelete the erroneous reference and reinsert itBookmarks may not be brought with the complete content

First determine what kind of problem it is

Before checking, check the table below to see which category your symptoms fall into. After making a clear judgment, you can skip irrelevant steps.

symptomsCommon causesHow to confirm
There are no figures or tables in the reference listThe caption is manually entered text, or the label name is inconsistentSelect the caption and press Alt+F9 to see if the word SEQ appears.
There is no title in the citation listThe title uses the normal text style, or the custom style does not have an outline level.Open the Styles pane and see the style name applied to the paragraph.
"Error! Reference source not found" is displayedThe referenced caption, title, or bookmark has been deleted or alteredPress Alt+F9 to view the referenced field code, write down the bookmark name, and then search it in the bookmark list
Show curly braces and word REFShow field codes enabledPress Alt+F9 to switch to see if the content is restored to numbers or text
The numbering does not match the actual orderDomain results are not updatedAfter selecting all, press F9 to update and see if the number changes.
Number expires after exporting PDFDomains not updated before exportCompare several reference numbers before and after exporting

Check and repair item by item

Check in the following order, doing the low-cost operations first and then going deeper.

  1. Press Alt+F9 to toggle field code display. If the content changes back to normal text or numbers, it means it is just a problem with the display status and there is no need to modify the document.
  2. Select all documents (Ctrl+A) and press F9 to update all fields. If the error message or number misalignment disappears, the problem is that the field results are not refreshed.
  3. Check the caption. Select the caption below the figure or table and confirm that it contains the SEQ field by pressing Alt+F9. If it is just ordinary text, delete it and re-generate it by inserting a caption.
  4. Check the label. The labels in the citation dialog box need to be consistent with the title, such as "Figure" and "Table". If the caption uses a custom tag, create a new tag when inserting the caption, and then regenerate the caption. Do not change the text directly.
  5. Check the caption position. If the caption is placed in a text box, floating object or hidden paragraph, some versions may not be collected. You can move the caption to an ordinary paragraph below the picture or table, and then reopen the citation dialog box to view it.
  6. Check the title style. When referencing a section, the heading should use the built-in Heading 1 to Heading 9 styles. Custom styles must specify the outline level in the paragraph settings, otherwise they will not appear in the reference list.
  7. Check your bookmarks. When the prompt "Reference source not found" is displayed, open the bookmark list and check whether the bookmark pointed to by the reference is still there. If the caption or title is deleted, restore it and then update the field; if it cannot be restored, delete the reference at the original location and reinsert it.

How to avoid it happening again next time

  • Figure numbers must be generated by inserting captions. Do not enter "Figure 1" or "Table 2" manually, otherwise the reference list will not be included.
  • Use built-in title styles for chapter titles. Do not use bold or larger text paragraphs to impersonate titles.
  • Before deleting a caption or title, use the search function to see if there are any references pointing to it. When organizing chapters, update the fields first after modifications, and then check the citation results.
  • Before submitting, printing, or exporting a PDF, select the entire document and press F9 to update the fields, then check the numbers of a few key references.
  • After copying a long paragraph across documents, check the references one by one to see if there are any errors; if there are any problems, directly re-insert the references at the new location, which is more time-consuming than repairing them one by one.

❓ Frequently Asked Questions (FAQ)

1. The text is full of curly braces, like code. How can I change it back to normal text?

This is the display status of the field code. Just press Alt+F9 to switch back. If it is still code after switching, it means that the domain result has not been generated. You can select all and press F9 to update.

2. The quote button is gray and cannot be clicked. Is it because Word cannot be used?

Most likely it's not a software fault. First confirm that the document is not read-only or protected, then place the cursor in a normal position in the text and try again. If the document is in compatibility mode, some functions may be restricted. You can save it in the current format and try again.

3. The numbering is still wrong after updating the domain. Why?

Numbers are generated in the order in which the titles appear in the document. If the order of figure or table captions is changed, the citations will change accordingly. First check whether the captions are all generated by inserting captions, and then select and update them all.

4. If the text of the caption is modified, will the cross-references change accordingly?

A citation displays the label and number of the caption, or the text of the title. After modifying the tag name, you need to select all and press F9 to update, so that the references will be synchronized. Directly changing the reference result itself will not affect the source and will be overwritten the next time it is updated.

📝 Summary

When a Word cross-reference does not appear, cannot be found, or becomes garbled, there is usually a problem with the status of the caption, title, bookmark, or field code. First press Alt+F9 to determine the display status, then update the fields, and then check the captions, styles, and bookmarks one by one. Developing the habit of using the insert function to generate captions and uniformly using title styles can greatly reduce the number of cases where Word cross-references cannot be used.

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Updated 2026-11-11