Has the memorized transaction list been remove ,

More details, please.
Do you use Quicken Mac or Quicken for Windows?
What version, edition level and release of Quicken are you using?   US or Canadian version?
Click Help / About Quicken (Mac: Quicken / About Quicken) to get this information.
What version of Windows or Mac OS are you using?

Sometimes a picture is worth a thousand words …
Can you please capture one or more images of the parts of your Quicken window showing the issue, sensitive information blacked out as necessary to protect your privacy but annotated to describe the situation, and attach the image(s) here?
https://community.quicken.com/discussion/7867159/faq-how-do-i-post-a-screenshot-in-the-community-from-windows

https://community.quicken.com/discussion/7663259/faq-how-do-i-post-a-screenshot-in-the-community-from-a-mac

Please save images to files of file type PNG, JPG, or GIF only. They're easier to work with than PDF files.