使用jmeter代理录制Http请求时，启动HTTP(S) Test Script Recorder报jmeter.protocol.http.proxy.ProxyControl，

日志为：

2018/05/19 15:47:05 INFO  - jmeter.protocol.http.proxy.ProxyControl: Creating Proxy CA in D:\LT\Jmeter\apache-jmeter-3.0\bin\proxyserver.jks
2018/05/19 15:47:05 ERROR - jmeter.protocol.http.proxy.ProxyControl: Could not initialise key store java.io.IOException:   >> 非法选项：  -ext
尝试 keytool -help <<
Command failed, code: 1
'keytool -genkeypair -alias :root_ca: -dname "CN=_ DO NOT INSTALL unless this is your certificate (JMeter root CA), OU=Username: liutao, C=CN" -keyalg RSA -keystore proxyserver.jks -storepass {redacted} -keypass {redacted} -validity 7 -ext bc:c'
    at org.apache.jorphan.exec.KeyToolUtils.genkeypair(KeyToolUtils.java:165)
    at org.apache.jorphan.exec.KeyToolUtils.generateProxyCA(KeyToolUtils.java:232)
    at org.apache.jmeter.protocol.http.proxy.ProxyControl.initDynamicKeyStore(ProxyControl.java:1426)
    at org.apache.jmeter.protocol.http.proxy.ProxyControl.initKeyStore(ProxyControl.java:1353)
    at org.apache.jmeter.protocol.http.proxy.ProxyControl.startProxy(ProxyControl.java:476)
    at org.apache.jmeter.protocol.http.proxy.gui.ProxyControlGui.startProxy(ProxyControlGui.java:516)
    at org.apache.jmeter.protocol.http.proxy.gui.ProxyControlGui.actionPerformed(ProxyControlGui.java:390)
    at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
    at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
    at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
    at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
    at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
    at java.awt.Component.processMouseEvent(Unknown Source)
    at javax.swing.JComponent.processMouseEvent(Unknown Source)
    at java.awt.Component.processEvent(Unknown Source)
    at java.awt.Container.processEvent(Unknown Source)
    at java.awt.Component.dispatchEventImpl(Unknown Source)
    at java.awt.Container.dispatchEventImpl(Unknown Source)
    at java.awt.Component.dispatchEvent(Unknown Source)
    at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
    at java.awt.LightweightDispatche

解决过程：

1、查看各个原件配置是否正常

2、jmeter下bin目录是否有proxyserver.jks，目录下面确实没有，拷贝进去之后，重启Jmeter问题没有解决

3、

问题解决，可以正常录制。

PS：作为jmeter新手解决问题之后，会特别高兴。