3597751 - "The viewer could not process an event..." error occurs when viewing/refreshing crystal reports based on Excel data source in CMC/BI Launchpad

• When viewing/refreshing crystal reports based on Excel data source in CMC/BI Launchpad, below error occurs:
  • The viewer could not process an event. The database logon information for this report is either incomplete or incorrect. [] ---- Error code:0 [CRWEB00000119]
• Below error may be observed in crystal runtime log:
  • 2025-3-25-8-3-37    1084    odbcerror.cpp    63    Error: message = [Microsoft][ODBC Excel Driver] '(unknown)' is not a valid path. Make sure that the path name is spelled correctly and that you are connected to the server on which the file resides., sqlstate = HY024, native code = -1023    1
    2025-3-25-8-3-37    7340    ..\cserrinf.cpp    523    Error 31816 (..\..\src\data\queryenghelp.cpp, 577): Logon failed.:  [Database Vendor Code: -1023 ]    1
    2025-3-25-8-3-37    7340    ..\cserrinf.cpp    523    Error 31816 (..\..\src\data\queryenghelp.cpp, 577): Logon failed.:  [Database Vendor Code: -1023 ]    1

• SAP BusinessObjects Business Intelligence platform 4.3
• SAP Crystal Server 2020
• Windows

Crystal Reports 2020, Excel data source, Valid path, ODBC, Database Configuration, Logon information, Error code:0 [CRWEB00000119] , KBA , BI-BIP-CRS , SAP Crystal Server , BI-BIP-ADM , BI Servers, security, Crystal Reports in Launchpad , Problem