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java.lang.IllegalArgumentException: bad base-64	at android.util.Base64.decode(Base64.java:161)	at android.util.Base64.decode(Base64.java:136)	at android.util.Base64.decode(Base64.java:118)	at org.jivesoftware.smack.util.stringencoder.android.AndroidBase64Encoder.decode(AndroidBase64Encoder.java:41)	at org.jivesoftware.smack.util.stringencoder.Base64.decode(Base64.java:86)	at org.jivesoftware.smackx.vcardtemp.packet.VCard.getAvatar(VCard.java:454)	at org.jivesoftware.smackx.vcardtemp.packet.VCard.getAvatarHash(VCard.java:506)	at com.xabber.android.data.extension.vcard.VCardManager.onVCardReceived(VCardManager.java:201)	at com.xabber.android.data.extension.vcard.VCardManager.access$300(VCardManager.java:62)	at com.xabber.android.data.extension.vcard.VCardManager$4$1.run(VCardManager.java:331)	at android.os.Handler.handleCallback(Handler.java:739)	at android.os.Handler.dispatchMessage(Handler.java:95)	at android.os.Looper.loop(Looper.java:158)	at android.app.ActivityThread.main(ActivityThread.java:7229)	at java.lang.reflect.Method.invoke(Native Method)	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)	at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:133)