> For the complete documentation index, see [llms.txt](https://local.docs.ssaudit.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://local.docs.ssaudit.com/english-1/utilities-module/overview.md).

# 12.3 Check voucher appear twice

<figure><img src="https://632035940-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-MS6wMckMyiqOiAIvWnY-1703796690%2Fuploads%2Fgit-blob-e7d0901dc9effd9dc5500b4f50787cd5708b1f0a%2Futil-overview-01.png?alt=media" alt=""><figcaption></figcaption></figure>

This function helps the user to detect for Voucher having the same number and same entry yet show up twice on the ledger.