Why this error with test runner ?
Running SoapUI TestRunner for [REST API]
directory: C:\Program Files\SmartBear\SoapUI-5.3.0\bin\.
command: cmd.exe /C testrunner.bat -s"PUT CRUD TestSuite" -c"Add new JSON" C:\REST-API-soapui-project.xml
SoapUI 5.3.0 TestCase Runner
Configuring log4j from [C:\Program Files\SmartBear\SoapUI-5.3.0\bin\soapui-log4j.xml]
10:28:03,727 INFO [DefaultSoapUICore] initialized soapui-settings from [C:\Users\******\soapui-settings.xml]
SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
10:28:05,770 INFO [PluginManager] Adding plugin from [C:\Users\******\.soapuios\plugins\readyapi-postman-1.0.1.jar]
10:28:05,784 INFO [PluginManager] Adding plugin from [C:\Users\******\.soapuios\plugins\ready-mqtt-plugin-dist.jar]
10:28:06,847 ERROR [SoapUI] An error occurred [com.eviware.soapui.plugins.auto.factories.AutoDiscoveryMethodFactory], see error log for details
10:28:06,855 ERROR [SoapUI] An error occurred [com.eviware.soapui.plugins.auto.factories.AutoImportMethodFactory], see error log for details
java.lang.ClassNotFoundException: com.eviware.soapui.plugins.auto.factories.AutoDiscoveryMethodFactory
at java.net.URLClassLoader$1.run(Unknown Source)
at java.net.URLClassLoader$1.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at com.eviware.soapui.plugins.LoaderBase.loadAutoFactories(LoaderBase.java:112)
at com.eviware.soapui.plugins.LoaderBase.loadFactories(LoaderBase.java:80)
at com.eviware.soapui.plugins.PluginLoader.loadPluginFactories(PluginLoader.java:141)
at com.eviware.soapui.plugins.PluginLoader.loadPlugin(PluginLoader.java:104)
at com.eviware.soapui.plugins.PluginLoader.loadPlugin(PluginLoader.java:54)
at com.eviware.soapui.plugins.PluginManager.doInstallPlugin(PluginManager.java:141)
at com.eviware.soapui.plugins.PluginManager.access$600(PluginManager.java:43)
at com.eviware.soapui.plugins.PluginManager$LoadPluginsTask.computeSequentially(PluginManager.java:420)
at com.eviware.soapui.plugins.PluginManager$LoadPluginsTask.compute(PluginManager.java:377)
at com.eviware.soapui.plugins.PluginManager$LoadPluginsTask.compute(PluginManager.java:382)
at com.eviware.soapui.plugins.PluginManager$LoadPluginsTask.compute