Once run the JMeter from terminal of Linuxmint. the following error is thrown and in JMeter UI mode, UI->Option-> there is no any plugin manager available.
org.jmeterplugins.repository.PluginManagerMenuCreator: Was unable to install pmgr cmdline tool java.nio.file.AccessDeniedException: /usr/share/jmeter/bin/PluginsManagerCMD.bat at sun.nio.fs.UnixException.translateToIOException(UnixException.java:84) at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102) at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107) at sun.nio.fs.UnixFileSystemProvider.implDelete(UnixFileSystemProvider.java:244) at sun.nio.fs.AbstractFileSystemProvider.deleteIfExists(AbstractFileSystemProvider.java:108) at java.nio.file.Files.deleteIfExists(Files.java:1165) at java.nio.file.Files.copy(Files.java:3004) at org.jmeterplugins.repository.PluginManagerCMDInstaller.writeOut(PluginManagerCMDInstaller.java:24) at org.jmeterplugins.repository.PluginManagerCMDInstaller.main(PluginManagerCMDInstaller.java:12) at org.jmeterplugins.repository.PluginManagerMenuCreator.getMenuItemsAtLocation(PluginManagerMenuCreator.java:16) at org.apache.jmeter.gui.util.JMeterMenuBar.addPluginsMenuItems(JMeterMenuBar.java:579) at org.apache.jmeter.gui.util.JMeterMenuBar.makeOptionsMenu(JMeterMenuBar.java:356) at org.apache.jmeter.gui.util.JMeterMenuBar.createMenuBar(JMeterMenuBar.java:270) at org.apache.jmeter.gui.util.JMeterMenuBar.<init>(JMeterMenuBar.java:163) at org.apache.jmeter.gui.MainFrame.init(MainFrame.java:458) at org.apache.jmeter.gui.MainFrame.<init>(MainFrame.java:216) at org.apache.jmeter.JMeter.startGui(JMeter.java:234) at org.apache.jmeter.JMeter.start(JMeter.java:382) 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.apache.jmeter.NewDriver.main(NewDriver.java:259) 2019/01/13 04:46:19 ERROR - org.jmeterplugins.repository.PluginManagerMenuCreator: Failed to load Plugins Manager java.lang.NoClassDefFoundError: org/apache/http/protocol/HttpContext at org.jmeterplugins.repository.PluginManager.<init>(PluginManager.java:56) at org.jmeterplugins.repository.PluginManager.<clinit>(PluginManager.java:44) at org.jmeterplugins.repository.PluginManagerMenuItem.<init>(PluginManagerMenuItem.java:30) at org.jmeterplugins.repository.PluginManagerMenuCreator.getMenuItemsAtLocation(PluginManagerMenuCreator.java:22) at org.apache.jmeter.gui.util.JMeterMenuBar.addPluginsMenuItems(JMeterMenuBar.java:579) at org.apache.jmeter.gui.util.JMeterMenuBar.makeOptionsMenu(JMeterMenuBar.java:356) at org.apache.jmeter.gui.util.JMeterMenuBar.createMenuBar(JMeterMenuBar.java:270) 
