My Zotero connector is unable to save the documents on the webpage. The error message is as follows. I hope someone can take a look and help me out. Thank you!

[JavaScript Error: "Cannot read properties of undefined (reading 'indexOf')
TypeError: Cannot read properties of undefined (reading 'indexOf')
at chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/background.js:1279:11"]

[JavaScript Error: "HTTP request to http://127.0.0.1:23119/connector/saveItems has timed out after 15000ms
Error: HTTP request to http://127.0.0.1:23119/connector/saveItems has timed out after 15000ms
at chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/messaging_inject.js:85:17
at async ItemSaver._saveToZotero (chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/itemSaver.js:199:14)
at async ItemSaver.saveItems (chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/itemSaver.js:96:11)
at async Object.onTranslate (chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/inject/pageSaving.js:597:16)
at async messageListener (chrome-extension://nmhdhpibnnopknkmonacoephklnflpho/messaging_inject.js:128:15)" {file: "[object Object]"}]

[additional errors removed — D.S.]