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Chapter 5. Known issues

This section lists known issues with Red Hat Decision Manager 7.4.

5.1. Business Central
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Guided rules expose parentheses outside of an expression [RHDM-1046]

Issue: When you create a guided rule, if you select the field for multiple values and each value is enclosed in parenthesis, for example (red), (blue), an invalid rule is generated.

Steps to reproduce:

  1. Open Business Central.
  2. Open any project.
  3. Create the data object Car with the field color:String.
  4. Create a new guided decision table.

  5. Define a new Condition column:

    Pattern: $c : Car

    Calculation Type: Literal value

    Field: color

    Operator: is contained in the (comma separated) list

    Header: Car color is

  6. Select the Model tab and enter (red), (blue) in the corresponding cell.

Expected result: The $c : Car(color in ("(red)", "(blue)")) rule is generated.

Actual result: The $c : Car( color in ("red)", "(blue") ) rule is generated.

Workaround: In the Model tab, enter the values as shown in the following example: 

((red), (blue))

A guided scorecard cannot be tested with the Test Scenario (Legacy) asset [RHPAM-2307]

Issue: If a guided scorecard name begins with a lowercase letter, you cannot test the scorecard with the Test Scenario (Legacy) asset.

Steps to reproduce:

  1. Create a guided scorecard with a name that begins with a lowercase letter.
  2. Import the guided scorecard into Business Central.
  3. Click Test.

Expected result: The test completes successfully.

Actual result: The test fails.

Workaround: Make sure that guided scorecard names do not begin with lowercase letters.

You cannot add a new group in Business Central integrated with RH-SSO [RHPAM-2036]

Issue: The following exception occurs when you try to add a new group in Business Central if Business Central is integrated with RH-SSO 7.3.0: 

java.lang.NoSuchMethodError:org.keycloak.representations.idm.RoleRepresentation.setScopeParamRequired(Ljava/lang/Boolean;)

Steps to reproduce:

  1. Open Business Central.
  2. Open the Admin page.
  3. Open Groups.
  4. Try to create a new group.

Expected result: The new group is created.

Actual result: A dialog box with the listed exception appears.

Workaround: Add the group in RH-SSO instead of adding it in Business Central.

When you create an asset, the package drop-down button does not appear immediately [RHPAM-2133]

Issue: When you create an asset, the package drop-down button is invisible and an error about package selection appears.

Steps to reproduce:

  1. Create a project in Business Central.
  2. Try to create a business process.

Expected result: The package drop-down button is visible and you can create the business process.

Actual result: The package drop-down button is initially invisible and it appears after several seconds.

Workaround: Wait until the package drop-down button is visible or reopen the dialog window for asset creation.

5.2. Red Hat OpenShift Container Platform
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Validation sub-element is missing for data sources [RHPAM-2226]

Issue: If you create a custom template for deploying Decision Server on Red Hat OpenShift Container Platform and the server uses a MySQL or PostgreSQL database, Decision Server data sources do not contain the validation sub-element where connection checkers and exception sorters are defined.

Steps to reproduce:

  1. Create a custom template for deploying Decision Server on Red Hat OpenShift Container Platform with a MySQL or PostgreSQL database.
  2. View the contents of the template file.

Expected result: The template contains the expected data sources.

Actual result: The template does not contain the expected data sources.

Work around:

Add the following environment variables and values to your templates:

  • For MySQL: 

    name: RHPAM_CONNECTION_CHECKER
value: "org.jboss.jca.adapters.jdbc.extensions.mysql.MySQLValidConnectionChecker"
name: RHPAM_EXCEPTION_SORTER
value: "org.jboss.jca.adapters.jdbc.extensions.mysql.MySQLExceptionSorter"

  • For PostgreSQL: 

    name: RHPAM_CONNECTION_CHECKER
value: "org.jboss.jca.adapters.jdbc.extensions.postgres.PostgreSQLValidConnectionChecker"
name: RHPAM_EXCEPTION_SORTER
value: "org.jboss.jca.adapters.jdbc.extensions.postgres.PostgreSQLExceptionSorter"

5.3. Test scenarios
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Test scenarios designer can not access the parent data object fields [RHDM-1014]

Issue: Test scenarios designer cannot access a parent data object field, even if the field has public getter and setter attributes.

Steps to reproduce:

  1. Create a scenario with a field that is declared in the parent class.
  2. Run the scenario.
  3. Click View Alerts and review any alerts.

Expected result: The scenario runs successfully.

Actual result: The scenario fails because it cannot access the data object in the parent class.

Workaround: Include the data object in the child class.

Rule-based test scenarios that contain maps of simple types fail [RHDM-1015]

Issue: All rule-based test scenarios that contain a map of simple types as a cell value, for example Map<String or String, fail.

Steps to reproduce:

  1. Create a scenario.
  2. Create a map with a simple type value, for example Map<String, String>.
  3. Run the scenario.

Expected result: The scenario runs successfully.

Actual result: The scenario fails.

Workaround: None.

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