Errors like this are logged while slapadd-ing:

4f7e23f3 bdb(): PANIC: fatal region error detected; run recovery 4f7e23f3 => hdb_tool_entry_put: txn_commit failed: DB_RUNRECOVERY: Fatal error, run database recovery (-30974) slapadd: could not add entry dn="sendmailMTAKey=69261@imcnamxe.ssmb.com,sendmailMTAMapName=emailtopnl,sendmailMTACluster=qqq,dc=maps,dc=repo" (line=3980378): txn_commit failed: DB_RUNRECOVERY: Fatal error, run database recovery (-30974) 4f7e23f3 bdb(): PANIC: fatal region error detected; run recovery 4f7e23f3 => hdb_tool_entry_put: txn_begin failed: DB_RUNRECOVERY: Fatal error, run database recovery (-30974) slapadd: could not add entry dn="sendmailMTAKey=69262@imcnamxe.ssmb.com,sendmailMTAMapName=emailtopnl,sendmailMTACluster=qqq,dc=maps,dc=repo" (line=3980389): txn_begin failed: DB_RUNRECOVERY: Fatal error, run database recovery (-30974) 4f7e23f3 bdb(): PANIC: fatal region error detected; run recovery