diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 9d2e9a17..767ca01b 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,7 +9,7 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="at.bitfire.davdroid"
-    android:versionCode="56" android:versionName="0.7.1"
+    android:versionCode="57" android:versionName="0.7.2"
     android:installLocation="internalOnly">
 
     <uses-sdk
diff --git a/app/src/main/java/at/bitfire/davdroid/Constants.java b/app/src/main/java/at/bitfire/davdroid/Constants.java
index a84d5789..9f6de83c 100644
--- a/app/src/main/java/at/bitfire/davdroid/Constants.java
+++ b/app/src/main/java/at/bitfire/davdroid/Constants.java
@@ -9,7 +9,7 @@ package at.bitfire.davdroid;
 
 public class Constants {
 	public static final String
-		APP_VERSION = "0.7.1",
+		APP_VERSION = "0.7.2",
 		ACCOUNT_TYPE = "bitfire.at.davdroid",
 		WEB_URL_HELP = "https://davdroid.bitfire.at/configuration?pk_campaign=davdroid-app",
 		WEB_URL_VIEW_LOGS = "https://github.com/bitfireAT/davdroid/wiki/How-to-view-the-logs";
diff --git a/app/src/main/java/at/bitfire/davdroid/resource/LocalAddressBook.java b/app/src/main/java/at/bitfire/davdroid/resource/LocalAddressBook.java
index 101b635e..00830ae7 100644
--- a/app/src/main/java/at/bitfire/davdroid/resource/LocalAddressBook.java
+++ b/app/src/main/java/at/bitfire/davdroid/resource/LocalAddressBook.java
@@ -578,20 +578,24 @@ public class LocalAddressBook extends LocalCollection<Contact> {
 				SipAddress.RAW_CONTACT_ID + "=? AND " + Data.MIMETYPE + "=?",
 				new String[] { String.valueOf(c.getLocalID()), SipAddress.CONTENT_ITEM_TYPE }, null);
 		if (cursor != null && cursor.moveToNext()) {
-			Impp impp = new Impp("sip:" + cursor.getString(0));
-			switch (cursor.getInt(1)) {
-			case SipAddress.TYPE_HOME:
-				impp.addType(ImppType.HOME);
-				break;
-			case SipAddress.TYPE_WORK:
-				impp.addType(ImppType.WORK);
-				break;
-			case SipAddress.TYPE_CUSTOM:
-				String customType = cursor.getString(2);
-				if (!StringUtils.isEmpty(customType))
-					impp.addType(ImppType.get(labelToXName(customType)));
+			try {
+				Impp impp = new Impp("sip:" + cursor.getString(0));
+				switch (cursor.getInt(1)) {
+					case SipAddress.TYPE_HOME:
+						impp.addType(ImppType.HOME);
+						break;
+					case SipAddress.TYPE_WORK:
+						impp.addType(ImppType.WORK);
+						break;
+					case SipAddress.TYPE_CUSTOM:
+						String customType = cursor.getString(2);
+						if (!StringUtils.isEmpty(customType))
+							impp.addType(ImppType.get(labelToXName(customType)));
+				}
+				c.getImpps().add(impp);
+			} catch(IllegalArgumentException e) {
+				Log.e(TAG, "Illegal SIP URI", e);
 			}
-			c.getImpps().add(impp);
 		}
 	}