This issue occurs because a Lightweight Directory Access Protocol (LDAP) query filter handles some special characters in the accounts incorrectly. This LDAP query filter is used by the "Active Directory Users and Computers" MMC snap-in. Therefore, the "Active Directory Users and Computers" MMC snap-in returns an incorrect query result.

Remove the scheduled tasks which the MMC snapin is trying to read. Once removed new schedules can be created. To remove any scheduled tasks, open an elevated command prompt and run the following command . wbadmin disable backup.

An .msc file for the MMC is closely related to Microsoft Internet Explorer. The .msc file uses the same .dll files as Internet Explorer. Additionally, the .msc file contains a list of all the .dll files that are used by Internet Explorer and the MMC.

To explicitly enable an MMC snap-in in Microsoft Windows XP. Click Start, click Run, type gpedit.msc, and then click OK. Expand User Configuration, and then expand Administrative Templates. Expand Windows Components, and then click Microsoft Management Console.

This is true if the Group Policy Management MMC snap-in and the Group Policy Editor MMC snap-in are running. Hotfix replacement information. This hotfix does not replace a previously released hotfix. Registry information. To use one of the hotfixes in this package, you do not have to make any changes to the registry. ...

Resolution. The fix that resolves this problem is included in the following cumulative updates. Note Because this fix was made to the Configuration tool, it will resolve the issue only if the fix is applied to the installation before you run the Configuration tool.

Launch an MMC Console to test for the issue. The values 0, 1, and 3 are associated with the following behavior: 0 = Enabled, or the action is permitted. 1 = Prompt. 3 = Disabled, or the action is not permitted. Note If you type 1 in the Value data box, you will receive the following prompt when you start Microsoft Project:

This issue occurs because a Lightweight Directory Access Protocol (LDAP) query filter handles some special characters in the accounts incorrectly. This LDAP query filter is used by the "Active Directory Users and Computers" MMC snap-in. Therefore, the "Active Directory Users and Computers" MMC snap-in returns an incorrect query result.

MMC không thể mở tệp C:\WINDOWS\system32\devmgmt.msc. Điều này có thể do các tập tin không tồn tại, không bàn điều khiển MMC hoặc được tạo ra bởi một phiên bản mới hơn của MMC. Điều này cũng có thể do bạn không có đủ quyền truy cập vào tệp.

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.