I thought it was fixed in latest FF3 beta 5 but today I got it again. It is quite annoying. If you click cancel then you get this error and another prompt.
[Exception... "'User canceled Master Password entry' when calling method: [nsILoginManagerStorage::findLogins]" nsresult: "0x8057001e (NS_ERROR_XPC_JS_THREW_STRING)" location: "JS frame :: file:///C:/Program%20Files/firefox/components/nsLoginManager.js :: anonymous :: line 455" data: no]
I thought it was fixed in latest FF3 beta 5 but today I got it again. It is quite annoying. If you click cancel then you get this error and another prompt.
[Exception... "'User canceled Master Password entry' when calling method: [nsILoginManage rStorage: :findLogins] " nsresult: "0x8057001e (NS_ERROR_ XPC_JS_ THREW_STRING) " location: "JS frame :: file:// /C:/Program% 20Files/ firefox/ components/ nsLoginManager. js :: anonymous :: line 455" data: no]