1976142 - Error "Failed to Connect to OLAP source" is displayed in Web Intelligence report after changing the Preferred Viewing Locale.

• Error "Failed to connect to the OLAP source (WIS 00000)" is observed on refreshing existing Webi Intelligence report after we change the Prefered Viewing Locale.
• Same error observed when creating new Web Intelligence report.
• From Webi Intelligence Rich client Error: "Query script generation failed. See your Business Administrator, Unable to initialize the bex query generator (IES 00013)(WIS 00000)" is displayed.
• In IDT OLAP connection if we change the language to English (UK) from English (US) and test connection, Error "com.sap.conn.jco.JCoException: (103) JCO_ERROR_LOGON_FAILURE: Select one of the installed languages on xxxxxx:BW Server" is displayed.

• SAP BusinessObjects Business Intelligence Platform 4.1
• WebIntelligence

Failed to connect to the OLAP source (wis 00000), wis 00000, query script generation failed, unable to initialize the bex query generator (IES 00013)(WIS 00000) rich client, Webi,  unable to initialize the bex query generator,  Webi, 4.1 SP 2 Patch1, 4.1, ADAPT01715425, ADAPT01715426, PVL, locale , KBA , BI-RA-WBI , Web Intelligence , Problem