07-18 13:14:27.011 12872-13166/com.dwidasa.cb.mb.ao W/System.err: javax.net.ssl.SSLHandshakeException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
        at com.android.org.conscrypt.OpenSSLSocketImpl.startHandshake(OpenSSLSocketImpl.java:368)
        at org.apache.http.conn.ssl.SSLSocketFactory.createSocket(SSLSocketFactory.java:406)
        at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:219)
        at org.apache.http.impl.conn.AbstractPoolEntry.open(AbstractPoolEntry.java:172)
        at org.apache.http.impl.conn.AbstractPooledConnAdapter.open(AbstractPooledConnAdapter.java:130)
        at org.apache.http.impl.client.DefaultRequestDirector.executeOriginal(DefaultRequestDirector.java:1334)
        at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:700)
        at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:560)
        at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:658)
        at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:632)
        at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:621)
        at com.dwidasa.cb.mb.ao.restful.RestfulHttpMethod.connect(RestfulHttpMethod.java:169)
        at com.dwidasa.cb.mb.ao.activity.WelcomeScreenActivity$LoadingTask.doInBackground(WelcomeScreenActivity.java:147)
        at com.dwidasa.cb.mb.ao.activity.WelcomeScreenActivity$LoadingTask.doInBackground(WelcomeScreenActivity.java:126)
        at android.os.AsyncTask$2.call(AsyncTask.java:304)
        at java.util.concurrent.FutureTask.run(FutureTask.java:237)
        at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:243)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
        at java.lang.Thread.run(Thread.java:762)
07-18 13:14:27.012 12872-13166/com.dwidasa.cb.mb.ao W/System.err: Caused by: java.security.cert.CertificateException: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
        at com.android.org.conscrypt.TrustManagerImpl.checkTrustedRecursive(TrustManagerImpl.java:532)
        at com.android.org.conscrypt.TrustManagerImpl.checkTrusted(TrustManagerImpl.java:387)
        at com.android.org.conscrypt.TrustManagerImpl.checkTrusted(TrustManagerImpl.java:361)
        at com.android.org.conscrypt.TrustManagerImpl.getTrustedChainForServer(TrustManagerImpl.java:290)
        at android.security.net.config.NetworkSecurityTrustManager.checkServerTrusted(NetworkSecurityTrustManager.java:94)
        at android.security.net.config.RootTrustManager.checkServerTrusted(RootTrustManager.java:88)
        at com.android.org.conscrypt.Platform.checkServerTrusted(Platform.java:178)
        at com.android.org.conscrypt.OpenSSLSocketImpl.verifyCertificateChain(OpenSSLSocketImpl.java:617)
        at com.android.org.conscrypt.NativeCrypto.SSL_do_handshake(Native Method)
        at com.android.org.conscrypt.OpenSSLSocketImpl.startHandshake(OpenSSLSocketImpl.java:364)
        ... 19 more
    Caused by: java.security.cert.CertPathValidatorException: Trust anchor for certification path not found.
        ... 29 more