I got this error in Event Viewer
The Windows Search Service has failed to create the new search index. Internal error <4, 0x8004117f, Failed to add project: C:\ProgramData\Microsoft\Search\Data\Applications\Windows\Projects>.
EventID: 1006 Level: Error Task Category: Search service Source: Search
At the same time, this error also occurs:
The Windows Search Service cannot open the Jet property store.
Details: 0x%08x (0x8004117f - The content index server cannot update or access information because of a database error. Stop and restart the search service. If the problem persists, reset and recrawl the content index. In some cases it may be necessary to delete and recreate the content index. (HRESULT : 0x8004117f))
EventID: 9000 Level: Error Task Category: Gatherer Source: Search
What can I do ?