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Error occurs when opening an Import feature from Designer Studio



Error occurs when opening an Import feature from Designer Studio.

Error Messages PRRuntimeError
    at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivitiesAlt(
    at com.pega.pegarules.session.internal.mgmt.PRThreadImpl.runActivitiesAlt(
    at com.pega.pegarules.session.internal.engineinterface.service.HttpAPI.runActivities(
    at com.pega.pegarules.session.external.engineinterface.service.EngineAPI.processRequestInner(
Caused by: ** Invalid expression or reference: No candidates found [possible function name, ruleset/version or number of parameter problem]
    at com.pega.pegarules.priv.FUAUtil.activityPreTranIndeterminateConditionalCheck(
    at com.pegarules.generated.activity.ra_action_startwizard_002c818f6c5e717f15cae6c4d51e0387.step6_circum0(
    at com.pegarules.generated.activity.ra_action_startwizard_002c818f6c5e717f15cae6c4d51e0387.perform(
    at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(
    at com.pegarules.generated.activity.ra_action_douiaction_e7228a040c3bf89efe31545c6149a3d4.step27_circum0(
    at com.pegarules.generated.activity.ra_action_douiaction_e7228a040c3bf89efe31545c6149a3d4.perform(
    at com.pega.pegarules.session.internal.mgmt.Executable.doActivity(
    at com.pega.pegarules.session.internal.mgmt.base.ThreadRunner.runActivitiesAlt(
    ... 52 more

Steps to Reproduce

Open the Import feature from Designer Studio > Application > Distribution.

Root Cause

A defect or configuration issue in the operating environment.
Issues with the assembly cache for the 'startwizard' activity.


Perform the following local-change: 
  1. Log in to the System Management Application (SMA)
  2. Navigate to Advanced > Lookup Virtual Table Cache Detail.
  3. Provide the class in the below format to reassemble the affected class.

    Class:pxInsID > Rule-Obj-Activity:startwizard


Published January 16, 2019 - Updated October 8, 2020

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