Aspose::Cells::ExternalConnections::ExternalConnection::SetOdcFile method. Specifies the full path to external connection file from which this connection was created. If a connection fails during an attempt to refresh data, and reconnectionMethod=1, then the Spreadsheet application will try again using information from the external connection file instead of the connection object embedded within the workbook in C++....reconnectionMethod=1, then the spreadsheet application will try again...reconnectionMethod=1, then the spreadsheet application will try again...