Error Starting wildfly-10.0.0 on CentOS 7

I have Install JDK 8 and wildfly-10.0.0 and when I try to start stat server using following command via terminal and getting following error.

 /opt/wildfly/bin/./launch.sh

Error

Starting Wildfly in standalone mode.
=========================================================================

  JBoss Bootstrap Environment

  JBOSS_HOME: /opt/wildfly

  JAVA: /usr/lib/jvm/java-8-oracle/bin/java

  JAVA_OPTS:  -server -Xms64m -Xmx512m -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -Djava.net.preferIPv4Stack=true -Djboss.modules.system.pkgs=org.jboss.byteman -Djava.awt.headless=true

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

11:50:32,022 INFO  [org.jboss.modules] (main) JBoss Modules version 1.5.1.Final
java.lang.IllegalStateException: WFLYCTL0214: Could not get main file: -b. Specified files must be relative to the configuration dir: /opt/wildfly/standalone/configuration
        at org.jboss.as.controller.persistence.ConfigurationFile.determineMainFile(ConfigurationFile.java:311)
        at org.jboss.as.controller.persistence.ConfigurationFile.<init>(ConfigurationFile.java:172)
        at org.jboss.as.server.ServerEnvironment.<init>(ServerEnvironment.java:456)
        at org.jboss.as.server.Main.determineEnvironment(Main.java:297)
        at org.jboss.as.server.Main.main(Main.java:94)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.jboss.modules.Module.run(Module.java:329)
        at org.jboss.modules.Main.main(Main.java:507)

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