Getting the below error while trying to run the TestNG test in Eclipse Neon . Seems like there is some sort signed content in jar dependency which is blocking this . have no idea what its though ..Any suggestions on how to fix this . Have never faced this before .
java.lang.SecurityException: Invalid signature file digest for Manifest main attributes
at sun.security.util.SignatureFileVerifier.processImpl(SignatureFileVerifier.java:284)
at sun.security.util.SignatureFileVerifier.process(SignatureFileVerifier.java:238)
at java.util.jar.JarVerifier.processEntry(JarVerifier.java:273)
at java.util.jar.JarVerifier.update(JarVerifier.java:228)
at java.util.jar.JarFile.initializeVerifier(JarFile.java:383)
at java.util.jar.JarFile.getInputStream(JarFile.java:450)
at sun.net.www.protocol.jar.JarURLConnection.getInputStream(JarURLConnection.java:162)
at java.net.URL.openStream(URL.java:1045)
at org.testng.remote.RemoteTestNG.getTestNGVersion(RemoteTestNG.java:84)
at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:39)
[ServiceLoaderHelper] More than one working implementation for 'null', we will use the first one
Exception in thread "main" java.lang.NoSuchMethodError: org.testng.internal.Utils.defaultIfStringEmpty(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
at org.testng.remote.AbstractRemoteTestNG.setHost(AbstractRemoteTestNG.java:59)
at org.testng.remote.RemoteTestNG.initAndRun(RemoteTestNG.java:122)
at org.testng.remote.RemoteTestNG.main(RemoteTestNG.java:58)