SA-29598

Summary

User is launching the flow action while expand the row of repeat grid, Flow action contains another repeat grid.

While trying to sorr the column of repeat grid user is facing exception.

Error Messages

Cannot get property information for: XXX-Data-XXX..YYYYY.  Details: Invalid value for aClassName, aPropertyName passed to com.pega.pegarules.data.internal.clipboard.PageComparator.getDefaultComparator(Executable, String, String) 

Steps to Reproduce

1. Add a repeating grid in a section.
2. Launch a flow action when user expand any row (repeating grid properties > Operations Tab > row operations > Display of details > expandable rows).
3. Add a repeating grid in a flow action ( Section) and enable allow column sorting in embedded repeating grid properties.
4. Select Enable sorting check box on any of the column.

Root Cause

Sorting in nested grid scenario is not supported in PRPC as parameter name conflicts during stream generation.

Resolution

Use Modal dialog instead of expandable rows option:

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