3434325 - Error "The viewer could not process an event. The database logon information for this report."

• CR reports failing with The viewer could not process an event. The database logon information for this report is either incomplete or incorrect. []
  ---- Error code:0 [CRWEB00000119] 
• Reports working fine in Designer tool.
• Crystal server log consists:
   0x80004005 24-1-2Source: Microsoft SQL Server Native Client 11.0 Description: TCP Provider: A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond.   SQL State: 08001 Native Error: 10060  1

• SAP BusinessObjects Business Intelligence Platform 4.x
• All supported operating systems.

KBA , BI-BIP-ADM , BI Servers, security, Crystal Reports in Launchpad , Problem