Error in filldb after upgrade webui

hi,

we upgraded our webui yesterday with “update webui database configuratin” task. there are communication errors in filldb log. Everything works fine . i asked sql team and they can’t see any error on sql db side.

our bigfix version is 9.5.6

Failed to send resend report notification: HTTP Error 52: Server returned nothing (no headers, no data): Empty reply from server
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Encountered error during query result texts update: Database Error: [Microsoft][SQL Server Native Client 11.0]Communication link failure (08S01: 0) (RESULTS LOST)
Error storing reports: Database Error: [Microsoft][SQL Server Native Client 11.0]Communication link failure (08S01: 0)