I'm experiencing an error when I click the Accounts icon in the admin UI. Does anyone know what this means?

JavaScript error encountered in method ZaListViewController.prototype.searchCallback

message: str.replace is not a function
fileName: https://mail:7071/zimbraAdmin/js/Aja...v=061109191852
lineNumber: 1943
stack: ([object Array])@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:1943
([object Object],[object Date])@https://mail:7071/zimbraAdmin/js/ZimbraAdmin_all.js.zgz?v=061109191852:21222
([object Object],undefined)@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:11171
(2)@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:11164
([object Object],2)@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:11159
([object Object])@https://mail:7071/zimbraAdmin/js/ZimbraAdmin_all.js.zgz?v=061109191852:7310
([object Object])@https://mail:7071/zimbraAdmin/js/ZimbraAdmin_all.js.zgz?v=061109191852:11514
([object Object],[object Object])@https://mail:7071/zimbraAdmin/js/ZimbraAdmin_all.js.zgz?v=061109191852:7351
apply([object Object],[object Array])@:0
([object Object])@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:3391
([object Object],[object Object])@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:21853
apply([object Object],[object Array])@:0
([object Object])@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:3391
([object Object],[object Object])@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:1402
()@https://mail:7071/zimbraAdmin/js/Ajax_all.js.zgz?v=061109191852:1357
@:0

name: TypeError