IFS MWS Nodemanager is not starting

Hi All,

Would it be possible to get your valuable ideas to fix this, please? 

Please find the following error that we can see when we start/ stop servers.

Exception in thread "main" java.lang.ExceptionInInitializerError
    at javax.crypto.Cipher.getInstance(Cipher.java:518)
    at sun.security.ssl.JsseJce.getCipher(JsseJce.java:189)
    at sun.security.ssl.SSLCipher.isTransformationAvailable(SSLCipher.java:483)
    at sun.security.ssl.SSLCipher.<init>(SSLCipher.java:472)
    at sun.security.ssl.SSLCipher.<clinit>(SSLCipher.java:81)
    at sun.security.ssl.CipherSuite.<clinit>(CipherSuite.java:67)
    at sun.security.ssl.SSLContextImpl.getApplicableSupportedCipherSuites(SSLContextImpl.java:345)
    at sun.security.ssl.SSLContextImpl.access$100(SSLContextImpl.java:46)
    at sun.security.ssl.SSLContextImpl$AbstractTLSContext.<clinit>(SSLContextImpl.java:577)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:264)
    at java.security.Provider$Service.getImplClass(Provider.java:1728)
    at java.security.Provider$Service.newInstance(Provider.java:1686)
    at sun.security.jca.GetInstance.getInstance(GetInstance.java:236)
    at sun.security.jca.GetInstance.getInstance(GetInstance.java:164)
    at javax.net.ssl.SSLContext.getInstance(SSLContext.java:156)
    at weblogic.security.SSL.jsseadapter.JaSSLSupport.getSupportedTLSProtocolsFromProvider(JaSSLSupport.java:80)
    at weblogic.security.SSL.jsseadapter.JaSSLSupport.<clinit>(JaSSLSupport.java:34)
    at weblogic.security.SSL.jsseadapter.JaSSLContextImpl.enforceConstraints(JaSSLContextImpl.java:309)
    at weblogic.security.utils.SSLContextWrapper.<init>(SSLContextWrapper.java:105)
    at weblogic.security.utils.SSLContextWrapper.getInstance(SSLContextWrapper.java:68)
    at weblogic.security.utils.SSLSetup.getSSLContext(SSLSetup.java:375)
    at weblogic.security.utils.SSLSetup.getSSLContext(SSLSetup.java:367)
    at weblogic.security.SSL.SSLSocketFactory.setSSLClientInfo(SSLSocketFactory.java:242)
    at weblogic.security.SSL.SSLSocketFactory.<init>(SSLSocketFactory.java:46)
    at weblogic.security.SSL.SSLSocketFactory.<init>(SSLSocketFactory.java:38)
    at weblogic.security.SSL.SSLSocketFactory.getDefault(SSLSocketFactory.java:66)
    at weblogic.nodemanager.client.DefaultSSLClient.createSocket(DefaultSSLClient.java:22)
    at weblogic.nodemanager.client.NMServerClient.connect(NMServerClient.java:695)
    at weblogic.nodemanager.client.NMServerClient.checkConnected(NMServerClient.java:668)
    at weblogic.nodemanager.client.NMServerClient.getState(NMServerClient.java:52)
    at weblogic.nodemanager.client.DefaultSSLClient.getState(DefaultSSLClient.java:14)
    at com.ifsworld.mws.conf.NodeManagerClient.verifyCredentials(NodeManagerClient.java:377)
    at com.ifsworld.mws.conf.Domain.verifyCredentials(Domain.java:204)
    at com.ifsworld.mws.ActionImpl.verifyCredentials(ActionImpl.java:117)
    at com.ifsworld.mws.ActionImpl.getCredentials(ActionImpl.java:153)
    at com.ifsworld.mws.ServerActions.perform(ServerActions.java:58)
    at com.ifsworld.mws.ServerActions$ActionStart.perform(ServerActions.java:188)
    at com.ifsworld.mws.Actions.perform(Actions.java:38)
    at com.ifsworld.mws.ConsoleImpl.run(ConsoleImpl.java:30)
    at com.ifsworld.mws.ServerController.main(ServerController.java:12)
Caused by: java.lang.SecurityException: Can not initialize cryptographic mechanism
    at javax.crypto.JceSecurity.<clinit>(JceSecurity.java:93)
    ... 41 more
Caused by: java.lang.SecurityException: The jurisdiction policy files are not signed by the expected signer! (Policy files are specific per major JDK release.Ensure the correct version is installed.)
    at javax.crypto.JarVerifier.verifyPolicySigned(JarVerifier.java:336)
    at javax.crypto.JceSecurity.loadPolicies(JceSecurity.java:378)
    at javax.crypto.JceSecurity.setupJurisdictionPolicies(JceSecurity.java:323)
    at javax.crypto.JceSecurity.access$000(JceSecurity.java:50)
    at javax.crypto.JceSecurity$1.run(JceSecurity.java:85)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.crypto.JceSecurity.<clinit>(JceSecurity.java:82)
    ... 41 more