Update to Java Version 14.0x not complete

Hi, want to upgrade our project to a Java version 14.0x
Operating system Mac OS Big Sur
we updated Preferences for Java/Compiler as well as installed JRE

newer but this fails due to runtime exceptions:

Test Cases/gemSpec_DM_eRp/2.1 FHIR-Ressourcen/A_22216.01 - FHIR-Ressourcen Versionsangabe - Create Task ohne Version FAILED.
Reason:
java.lang.UnsupportedClassVersionError: domain/erp/ERP_Task has been compiled by a more recent version of the Java Runtime (class file version 58.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at com.kms.katalon.core.main.ScriptEngine.getScript(ScriptEngine.java:199)
at com.kms.katalon.core.main.ScriptEngine.run(ScriptEngine.java:194)
at com.kms.katalon.core.main.ScriptEngine.runScriptAsRawText(ScriptEngine.java:119)
at com.kms.katalon.core.main.TestCaseExecutor.runScript(TestCaseExecutor.java:430)
at com.kms.katalon.core.main.TestCaseExecutor.doExecute(TestCaseExecutor.java:421)
at com.kms.katalon.core.main.TestCaseExecutor.processExecutionPhase(TestCaseExecutor.java:400)
at com.kms.katalon.core.main.TestCaseExecutor.accessMainPhase(TestCaseExecutor.java:392)
at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:273)
at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:351)
at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:351)
at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:351)
at com.kms.katalon.core.main.TestSuiteExecutor.accessTestCaseMainPhase(TestSuiteExecutor.java:202)
at com.kms.katalon.core.main.TestSuiteExecutor.accessTestSuiteMainPhase(TestSuiteExecutor.java:164)
at com.kms.katalon.core.main.TestSuiteExecutor.execute(TestSuiteExecutor.java:105)
at com.kms.katalon.core.main.TestCaseMain.startTestSuite(TestCaseMain.java:185)
at com.kms.katalon.core.main.TestCaseMain$startTestSuite$0.call(Unknown Source)
at TempTestSuite1637166490450.run(TempTestSuite1637166490450.groovy:36)

hi
you have some inconcinstencies here.
first of all you post into the katalon recorder section, but you show screenshots with katalon studio, which is a different product.
on the other side, katalon studio it is still frozen in time with the ancient openjdk8.
therefore not a bug, but more like lack of reading the release notes