diff --git a/Classes/Base.lproj/CallOutgoingView.xib b/Classes/Base.lproj/CallOutgoingView.xib
index 3b99f6ebc..ee5560114 100644
--- a/Classes/Base.lproj/CallOutgoingView.xib
+++ b/Classes/Base.lproj/CallOutgoingView.xib
@@ -60,7 +60,7 @@
                                 </imageView>
                                 <button opaque="NO" tag="11" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" id="26e-Pj-2Oh" userLabel="microButton" customClass="UIMicroButton">
                                     <rect key="frame" x="0.0" y="0.0" width="94" height="63"/>
-                                    <autoresizingMask key="autoresizingMask" widthSizable="YES" flexibleMaxX="YES" heightSizable="YES"/>
+                                    <autoresizingMask key="autoresizingMask" flexibleMinX="YES" widthSizable="YES" flexibleMaxX="YES" heightSizable="YES"/>
                                     <animations/>
                                     <accessibility key="accessibilityConfiguration" label="Accept"/>
                                     <fontDescription key="fontDescription" type="boldSystem" pointSize="15"/>
@@ -73,7 +73,7 @@
                                 </button>
                                 <button opaque="NO" tag="11" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" id="G7m-Av-QlR" userLabel="speakerButton" customClass="UISpeakerButton">
                                     <rect key="frame" x="94" y="0.0" width="94" height="63"/>
-                                    <autoresizingMask key="autoresizingMask" widthSizable="YES" flexibleMaxX="YES" heightSizable="YES"/>
+                                    <autoresizingMask key="autoresizingMask" flexibleMinX="YES" widthSizable="YES" flexibleMaxX="YES" heightSizable="YES"/>
                                     <animations/>
                                     <accessibility key="accessibilityConfiguration" label="Accept"/>
                                     <fontDescription key="fontDescription" type="boldSystem" pointSize="15"/>
@@ -86,7 +86,7 @@
                                 </button>
                                 <button opaque="NO" tag="12" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" lineBreakMode="middleTruncation" id="AaM-cH-pvW" userLabel="declineButton">
                                     <rect key="frame" x="187" y="0.0" width="188" height="63"/>
-                                    <autoresizingMask key="autoresizingMask" flexibleMinX="YES" widthSizable="YES" heightSizable="YES"/>
+                                    <autoresizingMask key="autoresizingMask" flexibleMinX="YES" widthSizable="YES" flexibleMaxX="YES" heightSizable="YES"/>
                                     <animations/>
                                     <accessibility key="accessibilityConfiguration" label="Decline"/>
                                     <fontDescription key="fontDescription" type="boldSystem" pointSize="15"/>
diff --git a/Classes/FirstLoginView.m b/Classes/FirstLoginView.m
index e71a5ae4a..13a91ebed 100644
--- a/Classes/FirstLoginView.m
+++ b/Classes/FirstLoginView.m
@@ -163,39 +163,18 @@ static UICompositeViewDescription *compositeDescription = nil;
 }
 
 - (void)onLoginClick:(id)sender {
-	NSString *errorMessage = nil;
-	if ([_usernameField.text length] == 0) {
-		errorMessage = NSLocalizedString(@"Enter your username", nil);
-	} else if ([_passwordField.text length] == 0) {
-		errorMessage = NSLocalizedString(@"Enter your password", nil);
-	}
-
-	if (errorMessage != nil) {
-		UIAlertView *error = nil;
-		error = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"Alert", nil)
-										   message:errorMessage
-										  delegate:nil
-								 cancelButtonTitle:NSLocalizedString(@"Continue", nil)
-								 otherButtonTitles:nil];
-		[error show];
-	} else {
-		linphone_core_clear_all_auth_info([LinphoneManager getLc]);
-		linphone_core_clear_proxy_config([LinphoneManager getLc]);
-		LinphoneProxyConfig *proxyCfg = linphone_core_create_proxy_config([LinphoneManager getLc]);
-		/*default domain is supposed to be preset from linphonerc*/
-		NSString *identity =
-			[NSString stringWithFormat:@"sip:%@@%s", _usernameField.text, linphone_proxy_config_get_addr(proxyCfg)];
-		linphone_proxy_config_set_identity(proxyCfg, [identity UTF8String]);
-		LinphoneAuthInfo *auth_info = linphone_auth_info_new(
-			[_usernameField.text UTF8String], [_usernameField.text UTF8String], [_passwordField.text UTF8String], NULL,
-			NULL, linphone_proxy_config_get_domain(proxyCfg));
-		linphone_core_add_auth_info([LinphoneManager getLc], auth_info);
-		linphone_core_add_proxy_config([LinphoneManager getLc], proxyCfg);
-		linphone_core_set_default_proxy_config([LinphoneManager getLc], proxyCfg);
-		// reload address book to prepend proxy config domain to contacts' phone number
-		[[[LinphoneManager instance] fastAddressBook] reload];
-		[_waitView setHidden:false];
-	};
+	_waitView.hidden = NO;
+	[XMLRPCHelper GetProvisioningURL:_usernameField.text
+							password:_passwordField.text
+							  domain:_domainField.text
+						   OnSuccess:^(NSString *url) {
+							 if (url) {
+								 linphone_core_set_provisioning_uri([LinphoneManager getLc], url.UTF8String);
+								 [[LinphoneManager instance] resetLinphoneCore];
+							 } else {
+								 _waitView.hidden = YES;
+							 }
+						   }];
 }
 
 #pragma mark - UITextFieldDelegate Functions
diff --git a/Classes/FirstLoginView.xib b/Classes/FirstLoginView.xib
index 088d14e18..e729c1fe6 100644
--- a/Classes/FirstLoginView.xib
+++ b/Classes/FirstLoginView.xib
@@ -63,6 +63,7 @@
                     <fontDescription key="fontDescription" type="system" pointSize="16"/>
                     <textInputTraits key="textInputTraits" autocorrectionType="no"/>
                     <connections>
+                        <outlet property="delegate" destination="-1" id="Fml-De-aww"/>
                         <outlet property="errorLabel" destination="Ym3-AJ-VDD" id="YzJ-Uo-FtX"/>
                     </connections>
                 </textField>
@@ -92,6 +93,7 @@
                     <fontDescription key="fontDescription" type="system" pointSize="16"/>
                     <textInputTraits key="textInputTraits" autocorrectionType="no" secureTextEntry="YES"/>
                     <connections>
+                        <outlet property="delegate" destination="-1" id="e4F-kt-Udb"/>
                         <outlet property="errorLabel" destination="zTY-fc-a6l" id="uAR-NP-WXe"/>
                     </connections>
                 </textField>
diff --git a/Classes/LinphoneUI/UIAssistantTextField.m b/Classes/LinphoneUI/UIAssistantTextField.m
index c034d2bc4..f7e64c945 100644
--- a/Classes/LinphoneUI/UIAssistantTextField.m
+++ b/Classes/LinphoneUI/UIAssistantTextField.m
@@ -52,6 +52,7 @@ INIT_WITH_COMMON {
 }
 
 - (void)textFieldDidEndEditing:(UITextField *)textField {
+	_lastText = textField.text;
 	_canShowError = YES;
 	[self checkDisplayError];
 }
diff --git a/main.m b/main.m
index 9280fee88..c5b9e3fee 100644
--- a/main.m
+++ b/main.m
@@ -26,7 +26,7 @@
 void uncaughtExceptionHandler(NSException *exception) {
 	NSLog(@"Crash: %@", exception);
 	NSLog(@"Stack Trace: %@", [exception callStackSymbols]);
-	// Internal error reportingstx
+	// Internal error reporting
 };
 
 #endif