diff --git a/op/op.ImportUsers.php b/op/op.ImportUsers.php
index 210055c7d..c2c1e94de 100644
--- a/op/op.ImportUsers.php
+++ b/op/op.ImportUsers.php
@@ -31,11 +31,19 @@ function getBaseData($colname, $coldata, $objdata) { /* {{{ */
 	return $objdata;
 } /* }}} */
 
+function renderBaseData($colname, $objdata) { /* {{{ */
+	return $objdata[$colname];
+} /* }}} */
+
 function getPasswordPlainData($colname, $coldata, $objdata) { /* {{{ */
 	$objdata['passenc'] = seed_pass_hash($coldata);
 	return $objdata;
 } /* }}} */
 
+function renderPasswordPlainData($colname, $objdata) { /* {{{ */
+	return $objdata[$colname];
+} /* }}} */
+
 function getQuotaData($colname, $coldata, $objdata) { /* {{{ */
 	$objdata[$colname] = SeedDMS_Core_File::parse_filesize($coldata);
 	return $objdata;
@@ -46,6 +54,9 @@ function getFolderData($colname, $coldata, $objdata) { /* {{{ */
 	if($coldata) {
 		if($folder = $dms->getFolder((int)$coldata)) {
 			$objdata['homefolder'] = $folder;
+		} else {
+			$objdata['homefolder'] = null;
+			$objdata['__logs__'][] = array('type'=>'error', 'msg'=> "No such folder with id '".(int) $coldata."'");
 		}
 	} else {
 		$objdata['homefolder'] = null;
@@ -53,14 +64,30 @@ function getFolderData($colname, $coldata, $objdata) { /* {{{ */
 	return $objdata;
 } /* }}} */
 
+function renderFolderData($colname, $objdata) { /* {{{ */
+	return is_object($objdata[$colname]) ? $objdata[$colname]->getName() : '';
+} /* }}} */
+
 function getGroupData($colname, $coldata, $objdata) { /* {{{ */
 	global $dms;
+	if(!isset($objdata['groups']))
+		$objdata['groups'] = [];
 	if($group = $dms->getGroupByName($coldata)) {
 		$objdata['groups'][] = $group;
+	} else {
+		$objdata['groups'] = [];
+		$objdata['__logs__'][] = array('type'=>'error', 'msg'=> "No such group with name '".$coldata."'");
 	}
 	return $objdata;
 } /* }}} */
 
+function renderGroupData($colname, $objdata) { /* {{{ */
+	$html = '';
+	foreach($objdata[$colname] as $g)
+		$html .= $g->getName().';';
+	return $html;
+} /* }}} */
+
 function getRoleData($colname, $coldata, $objdata) { /* {{{ */
 	switch($coldata) {
 	case 'admin':
@@ -69,18 +96,28 @@ function getRoleData($colname, $coldata, $objdata) { /* {{{ */
 	case 'guest':
 		$role = 2;
 		break;
+	case 'user':
+		$role = 0;
+		break;
 	default:
 		$role = 0;
+		$objdata['__logs__'][] = array('type'=>'error', 'msg'=> "No such role with name '".$coldata."'");
 	}
 	$objdata['role'] = $role;
 	return $objdata;
 } /* }}} */
 
+function renderRoleData($colname, $objdata) { /* {{{ */
+	return ($objdata[$colname] == 1 ? 'admin' : ($objdata[$colname] == 2 ? 'guest' : 'user'));
+} /* }}} */
+
 if (!$user->isAdmin()) {
 	UI::exitError(getMLText("admin_tools"),getMLText("access_denied"));
 }
 
 $log = array();
+$newusers = array();
+$csvheader = array();
 if (isset($_FILES['userdata']) && $_FILES['userdata']['error'] == 0) {
 	if(!is_uploaded_file($_FILES["userdata"]["tmp_name"]))
 		UI::exitError(getMLText("document_title", array("documentname" => $document->getName())),getMLText("error_occured"));
@@ -91,26 +128,37 @@ if (isset($_FILES['userdata']) && $_FILES['userdata']['error'] == 0) {
 	$csvdelim = ';';
 	$csvencl = '"';
 	if($fp = fopen($_FILES['userdata']['tmp_name'], 'r')) {
+		/* First of all build up a column map, which contains for each columen
+		 * the column name
+		 * (taken from the first line of the csv file), a function for getting
+		 * interpreting the data from the csv file and a function to return the
+		 * interpreted data as a string.
+		 * The column map will only contain entries for known column (whose head
+		 * line is one of 'login', 'email', 'name', 'role', 'homefolder', etc.)
+		 * Unknown columns will be skipped and the index in the column map will
+		 * be left out.
+		 */
 		$colmap = array();
-		if($header = fgetcsv($fp, 0, $csvdelim, $csvencl)) {
-			foreach($header as $i=>$colname) {
+		if($csvheader = fgetcsv($fp, 0, $csvdelim, $csvencl)) {
+			foreach($csvheader as $i=>$colname) {
 				$colname = trim($colname);
 				if(substr($colname, 0, 5) == 'group') {
-					$colmap[$i] = array("getGroupData", $colname);
+					$colmap[$i] = array("getGroupData", "renderGroupData", $colname);
 				} elseif(in_array($colname, array('role'))) {
-					$colmap[$i] = array("getRoleData", $colname);
+					$colmap[$i] = array("getRoleData", "renderRoleData", $colname);
 				} elseif(in_array($colname, array('homefolder'))) {
-					$colmap[$i] = array("getFolderData", $colname);
+					$colmap[$i] = array("getFolderData", "renderFolderData", $colname);
 				} elseif(in_array($colname, array('quota'))) {
-					$colmap[$i] = array("getQuotaData", $colname);
+					$colmap[$i] = array("getQuotaData", "renderQuotaData", $colname);
 				} elseif(in_array($colname, array('password'))) {
-					$colmap[$i] = array("getPasswordPlainData", $colname);
+					/* getPasswordPlainData() will set 'passenc' */
+					$colmap[$i] = array("getPasswordPlainData", "renderPasswordPlainData", 'passenc');
 				} elseif(in_array($colname, array('login', 'name', 'passenc', 'email', 'comment', 'group'))) {
-					$colmap[$i] = array("getBaseData", $colname);
+					$colmap[$i] = array("getBaseData", "renderBaseData", $colname);
 				} elseif(substr($colname, 0, 5) == 'attr:') {
 					$kk = explode(':', $colname, 2);
 					if(($attrdef = $dms->getAttributeDefinitionByName($kk[1])) || ($attrdef = $dms->getAttributeDefinition((int) $kk[1]))) {
-						$colmap[$i] = array("getAttributeData", $attrdef);
+						$colmap[$i] = array("getAttributeData", "renderAttributeData", $attrdef);
 					}
 				}
 			}
@@ -121,61 +169,71 @@ if (isset($_FILES['userdata']) && $_FILES['userdata']['error'] == 0) {
 			$userids = array();
 			foreach($allusers as $muser)
 				$userids[$muser->getLogin()] = $muser;
+			/* Run through all records in the csv file and fill $newusers.
+			 * $newusers will contain an associated array for each record, with
+			 * the key being the column name. The array may be shorter than
+			 * the number of columns, because $colmap may not contain a mapping
+			 * for each column.
+			 */
 			$newusers = array();
 			while(!feof($fp)) {
 				if($data = fgetcsv($fp, 0, $csvdelim, $csvencl)) {
 					$md = array();
 					foreach($data as $i=>$coldata) {
+						/* First check if a column mapping exists. It could be missing
+						 * because the column has a not known header or it is missing.
+						 */
 						if(isset($colmap[$i])) {
-							$md = call_user_func($colmap[$i][0], $colmap[$i][1], $coldata, $md);
+							$md = call_user_func($colmap[$i][0], $colmap[$i][2], $coldata, $md);
 						}
 					}
-					if($md)
-						$newusers[] = $md;
+					if($md && $md['login'])
+						$newusers[$md['login']] = $md;
 				}
 			}
 //			echo "<pre>";print_r($newusers);echo "</pre>";
 			$makeupdate = !empty($_POST['update']);
-			foreach($newusers as $u) {
+			foreach($newusers as $uhash=>$u) {
+				$log[$uhash] = [];
 				if($eu = $dms->getUserByLogin($u['login'])) {
 					if(isset($u['name']) && $u['name'] != $eu->getFullName()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Name of user updated. '".$u['name']."' != '".$eu->getFullName()."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Name of user updated. '".$u['name']."' != '".$eu->getFullName()."'");
 						if($makeupdate)
 							$eu->setFullName($u['name']);
 					}
 					if(isset($u['email']) && $u['email'] != $eu->getEmail()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Email of user updated. '".$u['email']."' != '".$eu->getEmail()."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Email of user updated. '".$u['email']."' != '".$eu->getEmail()."'");
 						if($makeupdate)
 							$eu->setEmail($u['email']);
 					}
 					if(isset($u['passenc']) && $u['passenc'] != $eu->getPwd()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Encrypted password of user updated. '".$u['passenc']."' != '".$eu->getPwd()."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Encrypted password of user updated. '".$u['passenc']."' != '".$eu->getPwd()."'");
 						if($makeupdate)
 							$eu->setPwd($u['passenc']);
 					}
 					if(isset($u['comment']) && $u['comment'] != $eu->getComment()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Comment of user updated. '".$u['comment']."' != '".$eu->getComment()."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Comment of user updated. '".$u['comment']."' != '".$eu->getComment()."'");
 						if($makeupdate)
 							$eu->setComment($u['comment']);
 					}
 					if(isset($u['language']) && $u['language'] != $eu->getLanguage()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Language of user updated. '".$u['language']."' != '".$eu->getLanguage()."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Language of user updated. '".$u['language']."' != '".$eu->getLanguage()."'");
 						if($makeupdate)
 							$eu->setLanguage($u['language']);
 					}
 					if(isset($u['quota']) && $u['quota'] != $eu->getQuota()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Quota of user updated. '".$u['quota']."' != '".$eu->getQuota()."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Quota of user updated. '".$u['quota']."' != '".$eu->getQuota()."'");
 						if($makeupdate)
 							$eu->setQuota($u['language']);
 					}
 					if(isset($u['homefolder']) && $u['homefolder']->getId() != $eu->getHomeFolder()) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Homefolder of user updated. '".(is_object($u['homefolder']) ? $u['homefolder']->getId() : '')."' != '".($eu->getHomeFolder() ? $eu->getHomeFolder() : '')."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Homefolder of user updated. '".(is_object($u['homefolder']) ? $u['homefolder']->getId() : '')."' != '".($eu->getHomeFolder() ? $eu->getHomeFolder() : '')."'");
 						if($makeupdate)
 							$eu->setHomeFolder($u['homefolder']);
 					}
 					$func = function($o) {return $o->getID();};
 					if(isset($u['groups']) && implode(',',array_map($func, $u['groups'])) != implode(',',array_map($func, $eu->getGroups()))) {
-						$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Groups of user updated. '".implode(',',array_map($func, $u['groups']))."' != '".implode(',',array_map($func, $eu->getGroups()))."'");
+						$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "Groups of user updated. '".implode(',',array_map($func, $u['groups']))."' != '".implode(',',array_map($func, $eu->getGroups()))."'");
 						if($makeupdate) {
 							foreach($eu->getGroups() as $g)
 								$eu->leaveGroup($g);
@@ -183,15 +241,21 @@ if (isset($_FILES['userdata']) && $_FILES['userdata']['error'] == 0) {
 								$eu->joinGroup($g);
 						}
 					}
-//					$log[] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "User '".$eu->getLogin()."' updated.");
+//					$log[$uhash][] = array('id'=>$eu->getLogin(), 'type'=>'success', 'msg'=> "User '".$eu->getLogin()."' updated.");
 				} else {
-					if(!empty($_POST['addnew'])) {
-						if(!empty($u['login']) && !empty($u['name']) && !empty($u['email'])) {
+					if(!empty($u['login']) && !empty($u['name']) && !empty($u['email'])) {
+						if(!empty($_POST['addnew'])) {
 							$ret = $dms->addUser($u['login'], '', $u['name'], $u['email'], !empty($u['language']) ? $u['language'] : 'en_GB', 'bootstrap', !empty($u['comment']) ? $u['comment'] : '', $u['role']);
-							var_dump($ret);
+							if($ret)
+								$log[$uhash][] = array('id'=>$u['login'], 'type'=>'success', 'msg'=> "User '".$u['name']."' added.");
+							else
+								$log[$uhash][] = array('id'=>$u['login'], 'type'=>'error', 'msg'=> "User '".$u['name']."' could not be added.");
+						} else {
+//							$log[$uhash][] = array('id'=>$u['login'], 'type'=>'success', 'msg'=> "User '".$u['name']."' can be added.");
 						}
+					} else {
+						$log[$uhash][] = array('id'=>$u['login'], 'type'=>'error', 'msg'=> "Too much data missing");
 					}
-					$log[] = array('id'=>$u['login'], 'type'=>'success', 'msg'=> "User '".$u['name']."' added.");
 				}
 			}
 		}
@@ -202,6 +266,8 @@ $tmp = explode('.', basename($_SERVER['SCRIPT_FILENAME']));
 $view = UI::factory($theme, $tmp[1], array('dms'=>$dms, 'user'=>$user));
 if($view) {
 	$view->setParam('log', $log);
+	$view->setParam('newusers', $newusers);
+	$view->setParam('colmap', $colmap);
 	$view($_GET);
 	exit;
 }
diff --git a/views/bootstrap/class.ImportUsers.php b/views/bootstrap/class.ImportUsers.php
index b05ad6d54..fd0b036fe 100644
--- a/views/bootstrap/class.ImportUsers.php
+++ b/views/bootstrap/class.ImportUsers.php
@@ -41,6 +41,8 @@ class SeedDMS_View_ImportUsers extends SeedDMS_Bootstrap_Style {
 		$dms = $this->params['dms'];
 		$user = $this->params['user'];
 		$log = $this->params['log'];
+		$newusers = $this->params['newusers'];
+		$colmap = $this->params['colmap'];
 
 		$this->htmlStartPage(getMLText("import_users"));
 		$this->globalNavigation();
@@ -81,14 +83,42 @@ class SeedDMS_View_ImportUsers extends SeedDMS_Bootstrap_Style {
 
 		echo "</div>\n";
 		echo "<div class=\"span8\">\n";
-		if($log) {
+		if($newusers) {
 			echo "<table class=\"table table-condensed\">\n";
-			echo "<tr><th>".getMLText('id')."</th>\n";
-			echo "<th>".getMLText('message')."</th></tr>\n";
+			echo "<tr>";
+			foreach($colmap as $col) {
+				echo "<th>".$col[2]."</th>\n";
+			}
+			echo "<th>".getMLText('message')."</th>";
+			echo "</tr>\n";
+			echo "<tr>";
+			foreach($newusers as $uhash=>$newuser) {
+				foreach($colmap as $i=>$coldata) {
+					echo "<td>";
+					echo call_user_func($colmap[$i][1], $colmap[$i][2], $newuser);
+					echo "</td>\n";
+				}
+				echo "<td>";
+				if(isset($newuser['__logs__'])) {
+					foreach($newuser['__logs__'] as $item) {
+						$class = $item['type'] == 'success' ? 'success' : 'error';
+						echo "<i class=\"icon-circle ".$class."\"></i> ".htmlspecialchars($item['msg'])."<br />";
+					}
+				}
+				foreach($log[$uhash] as $item) {
+					$class = $item['type'] == 'success' ? 'success' : 'error';
+					echo "<i class=\"icon-circle ".$class."\"></i> ".htmlspecialchars($item['msg'])."<br />";
+				}
+				echo "</td>";
+				echo "</tr>\n";
+			}
+			echo "</tr>\n";
+				/*
 			foreach($log as $item) {
 				$class = $item['type'] == 'success' ? 'success' : 'error';
 				echo "<tr class=\"".$class."\"><td>".$item['id']."</td><td>".htmlspecialchars($item['msg'])."</td></tr>\n";
 			}
+				 */
 			echo "</table>";
 		}
 		echo "</div>\n";