Источник:
https://blogs.msdn.microsoft.com/lcs...e-help-broken/
==============
We’ve been investigating reports that BPM search and Task guide help are broken. The root cause is that our task guide search indexing mechanism at times will delete some entries from an index during index maintenance. This had been known to happen very intermittently, and we had been mitigating this by re-indexing individual task guide...
Источник:
https://blogs.msdn.microsoft.com/lcs...e-help-broken/