Below is the exception for driver.getTitle() Method -
org.openqa.selenium.WebDriverException: Not yet implemented. Please help us: http://appium.io/get-involved.html (WARNING: The server did not provide any stacktrace information)
Command duration or timeout: 21 milliseconds
Build info: version: '2.53.0', revision: '35ae25b', time: '2016-03-15 16:57:40'
System info: host: 'admin', ip: '192.168.84.2', os.name: 'Windows 8.1', os.arch: 'amd64', os.version: '6.3', java.version: '1.7.0_79'
Session ID: d50fd39a-f099-4d46-9655-17e655e30c9a
Driver info: io.appium.java_client.android.AndroidDriver
Capabilities [{platform=LINUX, app=C:\Users\admin1\workspace\NewAppium\Apps\app-universal-debug.apk, javascriptEnabled=true, browserName=Android, networkConnectionEnabled=true, desired={app=C:\Users\admin1\workspace\NewAppium\Apps\app-universal-debug.apk, platformVersion=6.0.0, NEW_COMMAND_TIMEOUT=90, platformName=Android, deviceName=Google_Nexus_5_6.0.0_API_23, app-package=com.certesnetworks.cryptoflow, device=Android}, locationContextEnabled=false, platformVersion=6.0, NEW_COMMAND_TIMEOUT=90, databaseEnabled=false, platformName=Android, deviceName=192.168.56.101:5555, app-package=com.certesnetworks.cryptoflow, webStorageEnabled=false, device=Android, warnings={}, takesScreenshot=true}]
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.openqa.selenium.remote.ErrorHandler.createThrowable(ErrorHandler.java:206)
at org.openqa.selenium.remote.ErrorHandler.throwIfResponseFailed(ErrorHandler.java:158)
at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:678)
at io.appium.java_client.DefaultGenericMobileDriver.execute(DefaultGenericMobileDriver.java:43)
at io.appium.java_client.AppiumDriver.execute(AppiumDriver.java:216)
at org.openqa.selenium.remote.RemoteWebDriver.getTitle(RemoteWebDriver.java:320)
at AndroidTest.accessSecureApp(AndroidTest.java:156)
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:85)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:639)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:816)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1124)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:125)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:108)
at org.testng.TestRunner.privateRun(TestRunner.java:774)
at org.testng.TestRunner.run(TestRunner.java:624)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:359)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:354)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:312)
at org.testng.SuiteRunner.run(SuiteRunner.java:261)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1215)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1140)
at org.testng.TestNG.run(TestNG.java:1048)
at org.testng.remote.AbstractRemoteTestNG.run(AbstractRemoteTestNG.java:126)
at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:137)
at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:58)