SA-18352

Summary

If a parameterized data page is referenced in a Correspondence rule then it does not work and fails at run time.

Error Messages

Section 'Test' execution error on page 'pyTempPage' of class 'your_class'. : The reference D_TestCorr[Value1].pyLabel is not valid. Reason: declare page parameters not supported by PropertyReference

Steps to Reproduce

1. Create a data page with a parameter. ie D_TestCorr.
2. Create a correspondence rule.
3. Insert a property into the Correspondence rule created in step 2.
4. Fill out the Property Parameter pop up accordingly (ie. Label = "D_TestCorr[Value1].pyLabel").
5. Save the correspondence rule.
6. Preview the correspondence rule.

Root Cause

Use parameterized data pages is not supported in correspondence rules. The PDN link below contains the help document with a list of non-UI rules from which parameterized data pages can be referenced. 
https://pdn.pega.com/sites/default/files/help_v719/procomhelpmain.htm#rule-/rule-declare-/rule-declare-pages/parameters.htm%3FTocPath%3DReference%7CRule%2520types%7CData%2520Pages%7C_____5
 

Resolution

Perform the following local-change:

Create a custom section and set the parameters, then execute the datapage.

example:
Section code:
<%
tools.getParameterPage().putString("EmployeeName", "Amanda Jones");
%>


Correspondence rule:


The declare page, in the above screen shot, is an out of the box one.