2105739 - Error "An error has occurred: Cannot find a document instance matching your prompt values" when using OpenDocument to open a webi report with parameters

Using the following URL gives an error when trying to open an instance generated for that particular value for the prompts

http://server:8080/OpenDocument/opendoc/openDocument.jsp?iDocID=XXXXX&sIDType=CUID&sInstance=Param&lsSCity=Boston

The error displayed is: "An error has occurred: Cannot find a document instance matching your prompt values"

However, verifying the instances shows that there is an instance for the City Boston

SAP BusinessObjects Enterprise XI 3.1 SP7

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