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IT Toolbox

Understand, diagnose and solve IT problems

Could not, open a session on Windows domain

A user can no longer log in with his domain account.

Windows indicates that the of approval relationship between the workstation and the domain failed.

A group strategy is not applied to a user or computer.

The post takes time to start, open applications or respond to user actions.

Windows system volume lacks free space and risks disrupting updates and applications.

Outlook takes several seconds to open messages, change folder or start a search.

A message does not leave the mail client's box d.

The SMTP server refuses the message because the address of sender does not match the rights of the authenticated account.

Messages sent by the domain are frequently classified as unwanted.

WordPress encounters a fatal PHP error and can no longer normally display a page or the administration.