Ready API 3.43.1 not able to launch

nmrao 

below is the text from the cmd ...

SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/C:/Program%20Files/SmartBear/ReadyAPI-3.43.1/lib/log4j-slf4j-impl-2.11.0.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/C:/Program%20Files/SmartBear/ReadyAPI-3.43.1/lib/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
WARNING: A command line option has enabled the Security Manager
WARNING: The Security Manager is deprecated and will be removed in a future release
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/C:/Program%20Files/SmartBear/ReadyAPI-3.43.1/lib/log4j-slf4j-impl-2.11.0.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/C:/Program%20Files/SmartBear/ReadyAPI-3.43.1/lib/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.apache.logging.slf4j.Log4jLoggerFactory]
WARNING: A terminally deprecated method in java.lang.System has been called
WARNING: System::setSecurityManager has been called by com.smartbear.ready.ui.ReadyApiMain (file:/C:/Program%20Files/SmartBear/ReadyAPI-3.43.1/bin/ready-api-ui-3.43.1.jar)
WARNING: Please consider reporting this to the maintainers of com.smartbear.ready.ui.ReadyApiMain
WARNING: System::setSecurityManager will be removed in a future release
13:32:43.221 [main] ERROR com.smartbear.ready.ui.ReadyApiMain - Failed to start ReadyAPI.
java.lang.NoSuchMethodError: 'com.smartbear.ready.license.proxy.ProtectionProxyHandler com.smartbear.ready.license.proxy.ProtectionProxyHandler.getInstance()'
at com.smartbear.ready.ui.ReadyApiMain.initializeIndependentEagerSingletons(ReadyApiMain.java:101) ~[ready-api-ui-3.43.1.jar:3.43.1]
at com.smartbear.ready.ui.ReadyApiMain.main(ReadyApiMain.java:216) [ready-api-ui-3.43.1.jar:3.43.1]

nmrao Thank you very much 😊. After installing the updated Ready API version, the problem has been fixed.