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IndexOutOfBoundsException:Section 'pzActionHelp' execution error



IndexOutOfBoundsException genaerated in the log when using the pyActionDropDown section.

Error Messages

Section 'pzActionHelp' execution error on page 'pyWorkPage' of  class 'XX-YYY-ZZZ-TTTTT-YYYYY-ZZZZ'.

INFO [stdout] (Dispatcher-Thread-148) java.lang.IndexOutOfBoundsException: Index: 3, Size: 1

INFO [stdout] (Dispatcher-Thread-148) at java.util.ArrayList.rangeCheck(

INFO [stdout] (Dispatcher-Thread-148) at java.util.ArrayList.get(

INFO [stdout] (Dispatcher-Thread-148) at

INFO [stdout] (Dispatcher-Thread-148) at 0..  at com.pegarules.generated.html_property.ra_stream_pzactionhelp_9a77a1eeeecc416fa6b919cf6992ea16._jspx_meth_pega_reference__1(

INFO [stdout] (Dispatcher-Thread-148)

Steps to Reproduce


Root Cause

pyActionDropDown section was used. This section included the pzActionDropdow and pzActionHelp controls.


As a local-change, use pyCaseActionArea section instead of the pyActionDropDown section.


Published August 24, 2018 - Updated October 8, 2020

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