After downgrading from Katalon Studio 7.2.1 to Katalon Studio 6.3.3 script execution with global variable is failing.
Error message in report says:
"Unable to delay browser (Root cause: java.lang.NumberFormatException: For input string: “null”
at com.kms.katalon.core.keyword.builtin.DelayKeyword$_delay_closure1.doCall(DelayKeyword.groovy:50)
at com.kms.katalon.core.keyword.builtin.DelayKeyword$_delay_closure1.call(DelayKeyword.groovy)
at com.kms.katalon.core.keyword.internal.KeywordMain.runKeyword(KeywordMain.groovy:68)
at com.kms.katalon.core.keyword.builtin.DelayKeyword.delay(DelayKeyword.groovy:48)
at com.kms.katalon.core.keyword.builtin.DelayKeyword.execute(DelayKeyword.groovy:43)
at com.kms.katalon.core.keyword.internal.KeywordExecutor.executeKeywordForPlatform(KeywordExecutor.groovy:56)
at com.kms.katalon.core.keyword.BuiltinKeywords.delay(BuiltinKeywords.groovy:375)
at LoginToSFDCFromOKTA.run(LoginToSFDCFromOKTA:39)
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:337)
at com.kms.katalon.core.main.TestCaseExecutor.doExecute(TestCaseExecutor.java:328)
at com.kms.katalon.core.main.TestCaseExecutor.processExecutionPhase(TestCaseExecutor.java:307)
at com.kms.katalon.core.main.TestCaseExecutor.accessMainPhase(TestCaseExecutor.java:299)
at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:233)
at com.kms.katalon.core.main.TestCaseMain.runTestCase(TestCaseMain.java:114)
at com.kms.katalon.core.keyword.builtin.CallTestCaseKeyword$_callTestCase_closure1.doCall(CallTestCaseKeyword.groovy:59)
at com.kms.katalon.core.keyword.builtin.CallTestCaseKeyword$_callTestCase_closure1.call(CallTestCaseKeyword.groovy)
at com.kms.katalon.core.keyword.internal.KeywordMain.runKeyword(KeywordMain.groovy:68)
at com.kms.katalon.core.keyword.builtin.CallTestCaseKeyword.callTestCase(CallTestCaseKeyword.groovy:81)
at com.kms.katalon.core.keyword.builtin.CallTestCaseKeyword.execute(CallTestCaseKeyword.groovy:44)
at com.kms.katalon.core.keyword.internal.KeywordExecutor.executeKeywordForPlatform(KeywordExecutor.groovy:56)
at com.kms.katalon.core.keyword.BuiltinKeywords.callTestCase(BuiltinKeywords.groovy:334)
at TC_Login_Impersonation_IP.run(TC_Login_Impersonation_IP:37)
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:337)
at com.kms.katalon.core.main.TestCaseExecutor.doExecute(TestCaseExecutor.java:328)
at com.kms.katalon.core.main.TestCaseExecutor.processExecutionPhase(TestCaseExecutor.java:307)
at com.kms.katalon.core.main.TestCaseExecutor.accessMainPhase(TestCaseExecutor.java:299)
at com.kms.katalon.core.main.TestCaseExecutor.execute(TestCaseExecutor.java:233)
at com.kms.katalon.core.main.TestSuiteExecutor.accessTestCaseMainPhase(TestSuiteExecutor.java:169)
at com.kms.katalon.core.main.TestSuiteExecutor.accessTestSuiteMainPhase(TestSuiteExecutor.java:142)
at com.kms.katalon.core.main.TestSuiteExecutor.execute(TestSuiteExecutor.java:91)
at com.kms.katalon.core.main.TestCaseMain.startTestSuite(TestCaseMain.java:157)
at com.kms.katalon.core.main.TestCaseMain$startTestSuite$0.call(Unknown Source)
at TempTestSuite1586488214256.run(TempTestSuite1586488214256.groovy:35)
) "
Why is this happening? How can i fix this issue?