Active Directory Lightweight Directory Services detected an illegal attempt to drop a tombstoned count below zero in the ...

Active Directory Lightweight Directory Services detected an illegal attempt to drop a tombstoned count below zero in the quota-tracking table. Quota enforcement may not behave correctly until the quota-tracking table is rebuilt. 
 
Additional data: 
NCDNT: %1 
Tombstoned count: %2 
Total count: %3