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java.net.SocketTimeoutException: connect timed out	at java.net.PlainSocketImpl.socketConnect(Native Method)	at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:351)	at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:213)	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:200)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)	at java.net.Socket.connect(Socket.java:529)	at com.liferay.portal.util.HttpImpl$FastProtocolSocketFactory.createSocket(HttpImpl.java:1360)	at org.apache.commons.httpclient.HttpConnection.open(HttpConnection.java:707)	at org.apache.commons.httpclient.MultiThreadedHttpConnectionManager$HttpConnectionAdapter.open(MultiThreadedHttpConnectionManager.java:1361)	at org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(HttpMethodDirector.java:387)	at org.apache.commons.httpclient.HttpMethodDirector.executeMethod(HttpMethodDirector.java:171)	at org.apache.commons.httpclient.HttpClient.executeMethod(HttpClient.java:397)	at com.liferay.portal.util.HttpImpl.URLtoByteArray(HttpImpl.java:1211)	at com.liferay.portal.util.HttpImpl.URLtoByteArray(HttpImpl.java:849)	at com.liferay.portal.util.HttpImpl.URLtoString(HttpImpl.java:876)	at com.liferay.portal.kernel.util.HttpUtil.URLtoString(HttpUtil.java:269)	at com.liferay.portal.captcha.recaptcha.ReCaptchaImpl.validateChallenge(ReCaptchaImpl.java:99)	at com.liferay.portal.captcha.recaptcha.ReCaptchaImpl.validateChallenge(ReCaptchaImpl.java:131)	at com.liferay.portal.captcha.simplecaptcha.SimpleCaptchaImpl.check(SimpleCaptchaImpl.java:86)	at com.liferay.portal.captcha.CaptchaImpl.check(CaptchaImpl.java:49)