Java - .jar庫方法衝突？

我有一個應用程序需要有httpclient-4.2.5.jar庫才能正常運行。我也想使用HtmlUnit庫（版本2.12）。它由於庫衝突（在httpclient-4.2.5.jar和htmlunit-2.12.jar之間）而失敗（我認爲）Java - .jar庫方法衝突？

這是從我的日誌中輸出的結果，但我不會過多地忽略它對我說的，我不叫任何的這種方法，在日誌...

Caused by: java.lang.RuntimeException: java.lang.NoSuchMethodException: org.apache.http.conn.ssl.SSLSocketFactory.createDefaultSSLContext() 
    at com.gargoylesoftware.htmlunit.HtmlUnitSSLSocketFactory.createSSLContext(HtmlUnitSSLSocketFactory.java:119) 
    at com.gargoylesoftware.htmlunit.HtmlUnitSSLSocketFactory.<init>(HtmlUnitSSLSocketFactory.java:102) 
    at com.gargoylesoftware.htmlunit.HtmlUnitSSLSocketFactory.buildSSLSocketFactory(HtmlUnitSSLSocketFactory.java:77) 
    at com.gargoylesoftware.htmlunit.HttpWebConnection.configureHttpsScheme(HttpWebConnection.java:608) 
    at com.gargoylesoftware.htmlunit.HttpWebConnection.createHttpClient(HttpWebConnection.java:555) 
    at com.gargoylesoftware.htmlunit.HttpWebConnection.getHttpClient(HttpWebConnection.java:518) 
    at com.gargoylesoftware.htmlunit.HttpWebConnection.getResponse(HttpWebConnection.java:155) 
    at com.gargoylesoftware.htmlunit.WebClient.loadWebResponseFromWebConnection(WebClient.java:1486) 
    at com.gargoylesoftware.htmlunit.WebClient.loadWebResponse(WebClient.java:1403) 
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:305) 
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:374) 
    at com.gargoylesoftware.htmlunit.WebClient.getPage(WebClient.java:359)

來源

2013-07-05 Jan Bouchner

我在這裏發現了一些關於這個異常的註釋，但它對我沒有意義http://old.nabble.com/Re%3A--HtmlUnit--htmlunit-Build-Failed-p35290099.html –