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Support Article

REST service throws "invalid property name" error

SA-14350

Summary



When the REST service, with input as "_propertyname", is run, "invalid property name" error is received.
 

Error Messages



The reference __propertyname is not valid. Reason: invalid property name: '__propertyname'


Steps to Reproduce



Run a REST service with a property that starts with an underscore.


Root Cause



A defect or configuration issue in the operating environment. REST service does not allow special characters (such as, underscore) as input .

Resolution



Perform the following local-change:
  1. Perform a save as of OOTB decision tables "@baseclass.pyInboundIdentifierEncoder" and "@baseclass.pyOutboundIdentifierDecoder" to custom ruleset.
  2. Add the following fields in pyInboundIdentifierEncoder decision table respectively.
        Property Identifier -“_”
        Return                       - “undrscr_”
 
  1. Add the following fields in pyOutboundIdentifierDecoder  decision table respectively.
        Property Identifier -“undrscr_”
        Return                       -“_”
 
  1. Save both the decision tables.
  2. Add below DSS setting to true.
        Purpose: json/LegacyMapping
        Owning ruleset: Pega-IntegrationEngine
        Value: true
 
Suggest Edit

Published October 5, 2015 - Updated October 8, 2020

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