| Event Id | 1121 |
| Source | Active Directory |
| Description | The format of the schedule attribute on the object %1 is unrecognizable. A default schedule will be substituted. |
| Event Information | The format of the specified object’s Schedule attribute is not recognizable. A default schedule will be substituted. This event will continue to occur until the Schedule attribute on this object is corrected. Use the Active Directory Sites and Services snap-in to change the Schedule attribute. For more information about changing attributes, see Help. |
| Reference Links | Monitoring AD Changes: Article |
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