diff --git a/OBI.php b/OBI.php
index 59b05ee..f0a51e5 100644
--- a/OBI.php
+++ b/OBI.php
@@ -76,21 +76,26 @@ if (isset($_POST['save']) && $_POST['save']) {
 	if (empty($input_errors)) {
         $config['onebuttoninstaller']['storage_path'] = !empty($_POST['storage_path']) ? $_POST['storage_path'] : $g['media_path'];
         $config['onebuttoninstaller']['storage_path'] = rtrim($config['onebuttoninstaller']['storage_path'],'/');         // ensure to have NO trailing slash
-        if (!is_dir($config['onebuttoninstaller']['storage_path'])) mkdir($config['onebuttoninstaller']['storage_path'], 0775, true);
-        change_perms($config['onebuttoninstaller']['storage_path']);
-        $install_dir = $config['onebuttoninstaller']['storage_path']."/";   // get directory where the installer script resides
-        if (!is_dir("{$install_dir}onebuttoninstaller/log")) { mkdir("{$install_dir}onebuttoninstaller/log", 0775, true); }
-        $return_val = mwexec("fetch {$verify_hostname} -vo {$install_dir}onebuttoninstaller/onebuttoninstaller-install.php 'https://raw.github.com/crestAT/nas4free-onebuttoninstaller/master/onebuttoninstaller/onebuttoninstaller-install.php'", true);
-        if ($return_val == 0) {
-            chmod("{$install_dir}onebuttoninstaller/onebuttoninstaller-install.php", 0775);
-            require_once("{$install_dir}onebuttoninstaller/onebuttoninstaller-install.php");
+        if (strpos($config['onebuttoninstaller']['storage_path'], "/mnt/") === false) {
+            $input_errors[] = gettext("The common directory for all extensions MUST be set to a directory below <b>'/mnt/'</b> to prevent to loose the extensions after a reboot on embedded systems!");
         }
-        else { 
-            $input_errors[] = sprintf(gettext("Installation file %s not found, installation aborted!"), "{$install_dir}onebuttoninstaller/onebuttoninstaller-install.php");
-            exit; 
+        else {
+            if (!is_dir($config['onebuttoninstaller']['storage_path'])) mkdir($config['onebuttoninstaller']['storage_path'], 0775, true);
+            change_perms($config['onebuttoninstaller']['storage_path']);
+            $install_dir = $config['onebuttoninstaller']['storage_path']."/";   // get directory where the installer script resides
+            if (!is_dir("{$install_dir}onebuttoninstaller/log")) { mkdir("{$install_dir}onebuttoninstaller/log", 0775, true); }
+            $return_val = mwexec("fetch {$verify_hostname} -vo {$install_dir}onebuttoninstaller/onebuttoninstaller-install.php 'https://raw.github.com/crestAT/nas4free-onebuttoninstaller/master/onebuttoninstaller/onebuttoninstaller-install.php'", true);
+            if ($return_val == 0) {
+                chmod("{$install_dir}onebuttoninstaller/onebuttoninstaller-install.php", 0775);
+                require_once("{$install_dir}onebuttoninstaller/onebuttoninstaller-install.php");
+            }
+            else {
+                $input_errors[] = sprintf(gettext("Installation file %s not found, installation aborted!"), "{$install_dir}onebuttoninstaller/onebuttoninstaller-install.php");
+                exit;
+            }
+            mwexec("rm -Rf ext/OBI; rm -f OBI.php", true);
+            header("Location:onebuttoninstaller-config.php");
         }
-        mwexec("rm -Rf ext/OBI; rm -f OBI.php", true);
-        header("Location:onebuttoninstaller-config.php");
     }
 }
 
@@ -111,7 +116,7 @@ include("fbegin.inc"); ?>
         <?php if (!empty($savemsg)) print_info_box($savemsg);?>
         <table width="100%" border="0" cellpadding="6" cellspacing="0">
             <?php html_titleline($application);?>
-			<?php html_filechooser("storage_path", gettext("Common directory"), $pconfig['storage_path'], gettext("Common root directory for all extensions (a persistant place where all extensions are/should be - a directory below <b>/mnt/</b>)."), $pconfig['storage_path'], true, 60);?>
+			<?php html_filechooser("storage_path", gettext("Common directory"), $pconfig['storage_path'], gettext("Common directory for all extensions (a persistant place where all extensions are/should be - a directory below <b>/mnt/</b>)."), $pconfig['storage_path'], true, 60);?>
         </table>
         <div id="submit">
 			<input id="save" name="save" type="submit" class="formbtn" value="<?=gettext("Save");?>"/>
diff --git a/onebuttoninstaller/ext/onebuttoninstaller-config.php b/onebuttoninstaller/ext/onebuttoninstaller-config.php
index 25a9e49..f9a9379 100644
--- a/onebuttoninstaller/ext/onebuttoninstaller-config.php
+++ b/onebuttoninstaller/ext/onebuttoninstaller-config.php
@@ -82,10 +82,15 @@ if (isset($_POST['save']) && $_POST['save']) {
         $config['onebuttoninstaller']['enable'] = isset($_POST['enable']) ? true : false;
         $config['onebuttoninstaller']['storage_path'] = !empty($_POST['storage_path']) ? $_POST['storage_path'] : $g['media_path'];
         $config['onebuttoninstaller']['storage_path'] = rtrim($config['onebuttoninstaller']['storage_path'],'/');         // ensure to have NO trailing slash
-        if (!is_dir($config['onebuttoninstaller']['storage_path'])) mkdir($config['onebuttoninstaller']['storage_path'], 0775, true);
-        change_perms($_POST['storage_path']);
-        $config['onebuttoninstaller']['auto_update'] = isset($_POST['auto_update']) ? true : false;
-        $savemsg .= get_std_save_message(write_config());
+        if (strpos($config['onebuttoninstaller']['storage_path'], "/mnt/") === false) {
+            $input_errors[] = gettext("The common directory for all extensions MUST be set to a directory below <b>'/mnt/'</b> to prevent to loose the extensions after a reboot on embedded systems!");
+        }
+        else {
+            if (!is_dir($config['onebuttoninstaller']['storage_path'])) mkdir($config['onebuttoninstaller']['storage_path'], 0775, true);
+            change_perms($_POST['storage_path']);
+            $config['onebuttoninstaller']['auto_update'] = isset($_POST['auto_update']) ? true : false;
+            $savemsg .= get_std_save_message(write_config());
+        }
     }   // end of empty input_errors
 }
 
@@ -126,7 +131,7 @@ function enable_change(enable_change) {
         <table width="100%" border="0" cellpadding="6" cellspacing="0">
             <?php html_titleline_checkbox("enable", gettext("OneButtonInstaller"), $pconfig['enable'], gettext("Enable"), "enable_change(false)");?>
             <?php html_text("installation_directory", gettext("Installation directory"), sprintf(gettext("The extension is installed in %s."), $config['onebuttoninstaller']['rootfolder']));?>
-			<?php html_filechooser("storage_path", gettext("Common directory"), $pconfig['storage_path'], gettext("Common root directory for all extensions (a persistant place where all extensions are/should be - a directory below <b>/mnt/</b>)."), $pconfig['storage_path'], true, 60);?>
+			<?php html_filechooser("storage_path", gettext("Common directory"), $pconfig['storage_path'], gettext("Common directory for all extensions (a persistant place where all extensions are/should be - a directory below <b>/mnt/</b>)."), $pconfig['storage_path'], true, 60);?>
             <?php html_checkbox("auto_update", gettext("Update"), $pconfig['auto_update'], gettext("Update extensions list automatically."), "", false);?>
         </table>
         <div id="submit">
diff --git a/onebuttoninstaller/ext/onebuttoninstaller.php b/onebuttoninstaller/ext/onebuttoninstaller.php
index 9aee530..ff2e710 100644
--- a/onebuttoninstaller/ext/onebuttoninstaller.php
+++ b/onebuttoninstaller/ext/onebuttoninstaller.php
@@ -232,9 +232,9 @@ bindtextdomain("nas4free", "/usr/local/share/locale-obi"); ?>
     		</table>
             <div id="remarks">
                 <?php html_remark("note", gettext("Note"), gettext("After successful installation extensions can be found under the 'Extensions' entry in the navigation bar.")."<br /><b>".gettext("Some extensions need to finish their installation procedures on their own extension page before they will be shown as installed!")."</b><br /><br />");?>
-                <?php html_remark("legend", sprintf(gettext("Icons in the %s column"), gettext("Install")), "");?>
-                <img src='images/status_disabled.png' border='0' alt='' title='' />&nbsp;&nbsp;&nbsp;<?php echo "... ".gettext("The extension can not be installed because of an unsupported architecture/platform/release of the system. Hover with the mouse over the icon to see what is unsupported.");?><br />
-                <img src='images/status_enabled.png' border='0' alt='' title='' />&nbsp;&nbsp;&nbsp;<?php echo "... ".gettext("The extension is already installed."); ?><br /><br />
+                <?php html_remark("legend", sprintf(gettext("Icons in the %s column"), "'".gettext("Install")."'"), "");?>
+                <img src='<?=$image_path?>status_disabled.png' border='0' alt='' title='' />&nbsp;&nbsp;&nbsp;<?php echo "... ".gettext("The extension can not be installed because of an unsupported architecture/platform/release of the system. Hover with the mouse over the icon to see what is unsupported.");?><br />
+                <img src='<?=$image_path?>status_enabled.png' border='0' alt='' title='' />&nbsp;&nbsp;&nbsp;<?php echo "... ".gettext("The extension is already installed."); ?><br /><br />
             </div>
             <div id="submit">                                                                               
                 <input name="install" type="submit" class="formbtn" title="<?=gettext("Install extensions");?>" value="<?=gettext("Install");?>" onclick="return confirm('<?=gettext("Ready to install the selected extensions?");?>')" />
diff --git a/onebuttoninstaller/locale-obi/de/LC_MESSAGES/nas4free.mo b/onebuttoninstaller/locale-obi/de/LC_MESSAGES/nas4free.mo
index 520cfe4..cdfd6ca 100644
Binary files a/onebuttoninstaller/locale-obi/de/LC_MESSAGES/nas4free.mo and b/onebuttoninstaller/locale-obi/de/LC_MESSAGES/nas4free.mo differ