You can run these commands from Tools → Developer → Run JavaScript to see if the item is or was ever in this database:

[JavaScript Error: "Component returned failure code: 0x80520008 (NS_ERROR_FILE_ALREADY_EXISTS) [nsIFile.create]" {file: "chrome://zotero/content/xpcom/file.js" line: 1054}]

[JavaScript Error: "OperationError: Could not remove the non-empty directory at C:\ProgramData\Zotero7\Zotero\storage\2J8MNMCS.

[JavaScript Error: "uncaught exception: undefined" {file: "chrome://zotero/content/xpcom/file.js" line: 339}]

Can you go to Tools → Developer → Run JavaScript, run the following code, and let us know the output?

[JavaScript Error: "Could not remove C:\Users\[…]\AppData\Roaming\Microsoft\Word\STARTUP\Zotero.dotm" {file: "resource://zotero-winword-integration/installer.jsm" line: 186}]

[JavaScript Error: "Calling -setData:forType: on NSPasteboardItem with nil `data` for type com.microsoft.Object-Descriptor. @[setText:field.m:395]" {file: "resource://zotero-macword-integration/messag

[JavaScript Error: "[Exception... "Component returned failure code: 0x80520008 (NS_ERROR_FILE_ALREADY_EXISTS) [nsIFile.create]" nsresult: "0x80520008 (NS_ERROR_FILE_ALREADY_EXISTS

[JavaScript Error: "Error(s) encountered during statement execution: FOREIGN KEY constraint failed [QUERY: INSERT OR REPLACE INTO itemTags (itemID, tagID, type) VALUES (?, ?, ?)] [PARAMS: 114859, 9055

[JavaScript Error: "Upload request 1/Q8SVBNGI failed"]

JavaScript Error: "DuplicateItems must have at least one item"

[JavaScript Error: "S3 returned 0 for 2228042/7QVTDDUC -- retrying download" {file: "chrome://zotero/content/xpcom/storage/zfs.js" line: 177}]

[JavaScript Error: "DuplicateItems must have at least one item" {file: "jar:file:///C:/Users/[…]/AppData/Roaming/Zotero/Zotero/Profiles/shv7q7l1.default/extensions/zoplicate@chenglongma.com.xpi!/chrom

Thank you so much for your help. The javascript in the comment you sent did permanently clear the old values, but I do not see how to get it to remember the new values and I couldn't find the autologi

[JavaScript Error: "Could not open connection to /run/user/1000/doc/942a8d18/zotero/zotero.sqlite: 2153971713" {file: "resource://gre/modules/Sqlite.sys.mjs" line: 1336}]

[JavaScript Error: "d.current is undefined" {file: "resource://zotero/note-editor/editor.js" line: 6}]

For javascript you'd use this:

Oh, I missed your comment about access to a developer and knowing python or javascript. I don't know python or javascript (sadly) but will explore whether someone at my research center might be able t

[JavaScript Error: "Item data not loaded and field '1' not set for item 1/DH2RCNTY"]

[JavaScript Error: "obj.erase is not a function" {file: "chrome://zotero/content/xpcom/data/item.js" line: 5075}]