Wait function not working to Pause Hybrid script execution kindly guide how to overcome this issue

Not able to Pause my Hybrid script for few seconds using Wait function and getting ‘java.lang.reflect.InvocationTargetException’ exception

Below is Wait function written in GenericKeywords :

public void wait(int time){
try{
Thread.sleep(time*1000);
}catch (InterruptedException e){
e.printStackTrace();
}
}

Below is Console log:

[TestNG] Running:

  C:\Users\hbhardwaj4\AppData\Local\Temp\testng-eclipse-1055332000\testng-customsuite.xml

****NewAppTRVTest

C:\Users\hbhardwaj4\OneDrive - DXC Production\Final Consolidated\Profesional\Professional_Notes\Selenium\workspace\DHAApp\Files\DHASuiteOne.xlsx

Inside Data Provide newappTRVTest

Row number of the test is 5

Total Cols - 4

Total Rows 1

{ApplicationType=Temporary Residence Visa, ApplicationSubType=Corporate Account, Runmode=Y, Browser=Chrome}

-----------------------------

C:\Users\hbhardwaj4\OneDrive - DXC Production\Final Consolidated\Profesional\Professional_Notes\Selenium\Hybrid\reports\Fri_May_03_06_29_53_IST_2019//SIT Execution Status.html

Running Login test

Rows 12

Starting ChromeDriver 73.0.3683.68 (47787ec04b6e38e22703e856e101e840b65afe72) on port 8635

Only local connections are allowed.

Please protect ports used by ChromeDriver and related test frameworks to prevent access by malicious code.

May 03, 2019 6:30:01 AM org.openqa.selenium.remote.ProtocolHandshake createSession

INFO: Detected dialect: OSS

log4j:WARN No appenders could be found for logger (freemarker.cache).

log4j:WARN Please initialize the log4j system properly.

FAILED: newappTRVTest({ApplicationType=Temporary Residence Visa, ApplicationSubType=Corporate Account, Runmode=Y, Browser=Chrome})

java.lang.reflect.InvocationTargetException

      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

      at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

      at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

      at java.lang.reflect.Method.invoke(Unknown Source)

      at com.vfs.pro.hybrid.driver.DriverScript.executeKeywords(DriverScript.java:66)

      at com.vfs.pro.testcases.dhasuiteone.NewAppTRVTest.newappTRVTest(NewAppTRVTest.java:28)

      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

      at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

      at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

      at java.lang.reflect.Method.invoke(Unknown Source)

      at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:86)

      at org.testng.internal.Invoker.invokeMethod(Invoker.java:643)

      at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:820)

      at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1128)

      at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:129)

      at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:112)

      at org.testng.TestRunner.privateRun(TestRunner.java:782)

      at org.testng.TestRunner.run(TestRunner.java:632)

      at org.testng.SuiteRunner.runTest(SuiteRunner.java:366)

      at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:361)

      at org.testng.SuiteRunner.privateRun(SuiteRunner.java:319)

      at org.testng.SuiteRunner.run(SuiteRunner.java:268)

      at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)

      at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)

      at org.testng.TestNG.runSuitesSequentially(TestNG.java:1244)

      at org.testng.TestNG.runSuitesLocally(TestNG.java:1169)

      at org.testng.TestNG.run(TestNG.java:1064)

      at org.testng.remote.AbstractRemoteTestNG.run(AbstractRemoteTestNG.java:132)

      at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:236)

      at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:81)

Caused by: java.lang.IllegalMonitorStateException

      at java.lang.Object.wait(Native Method)

      at java.lang.Object.wait(Unknown Source)

      ... 30 more

===============================================

    Default test

    Tests run: 1, Failures: 1, Skips: 0

===============================================

===============================================

Default suite

Total tests run: 1, Failures: 1, Skips: 0

===============================================

[TestNG] Time taken by org.testng.reporters.EmailableReporter2@79698539: 66 ms

[TestNG] Time taken by [FailedReporter passed=0 failed=0 skipped=0]: 91 ms

[TestNG] Time taken by org.testng.reporters.JUnitReportReporter@38082d64: 21 ms

[TestNG] Time taken by org.testng.reporters.SuiteHTMLReporter@2f7a2457: 313 ms

[TestNG] Time taken by org.testng.reporters.XMLReporter@668bc3d5: 23 ms

[TestNG] Time taken by org.testng.reporters.jq.Main@1554909b: 129 ms