Looks like you may have "the click-through bug" on your system. Clicking a menu item "clicks through" to the underlying view or account register and changes something there, depending on where the mouse is at "click" time.
Filtered register? Unexpected register sort order? "Missing" data?
Please review https://community.quicken.com/discussion/7181795/faq-register-messed-up-missing-transactions-or-not-showing-transactions-as-it-used-to
Old Quicken Patch downloads 2000+
When running an old, unsupported Quicken version you may no longer be able to download bug fixes (patch files) directly from Quicken. However, until further notice they are still available here: US version: http://www.quicknperlwiz.com/quickenpatches.html Canadian version: http://www.quicknperlwiz.com/quickenpatchescanadian.html If clicking on Help / About Quicken does not show the highest Release number available for your version (year), as shown on this webpage, download and install the appropriate file(s) from the link above.