Symptom
- Requirement for a dynamic cascading parameter containing Country, Region and City:
- If user selects Country and no Region, parameter should display all Regions for the Country
- If user selects Country and Region, but no City, the parameter should display all Cities for teh Region.
Environment
- Crystal Reports 2008
- SAP Crystal Reports 2011
- SAP Crystal Reports 2011
- SAP Crystal Reports, Developer Version for Visual Studio .NET
Resolution
- Ensure that each of the prompts is set as "Optional".
- Use the following Record Selection Formula:
(Not HasValue({?Country}) OR {?Country} = {Country})
AND
(Not HasValue({?Region}) OR {?Region} = {Region})
AND
(Not HasValue({?City}) OR {?City} = {City})
Keywords
LOV CR CRVS 2010 2013 2013 CR4VS param , KBA , BI-RA-CR , Crystal Reports designer or Business View Manager , Problem
Product
Crystal Reports 2008 V1 ; SAP Crystal Reports 2011 ; SAP Crystal Reports 2013 ; SAP Crystal Reports, developer version for Microsoft Visual Studio