diff --git a/src/Core.php b/src/Core.php
index 8f22201..69903e4 100644
--- a/src/Core.php
+++ b/src/Core.php
@@ -56,7 +56,7 @@ class Core
             dcCore::app()->callBehavior('improveAddAction', $list);
 
             foreach ($list as $action) {
-                if ($action instanceof Action && !isset($this->actions[$action->id()])) {
+                if (($action instanceof Action) && !isset($this->actions[$action->id()])) {
                     if (in_array($action->id(), $disabled)) {
                         $this->disabled[$action->id()] = $action->name();
                     } else {
@@ -95,12 +95,11 @@ class Core
         if (empty($this->logs)) {
             return 0;
         }
-        $cur            = dcCore::app()->con->openCursor(dcCore::app()->prefix . dcLog::LOG_TABLE_NAME);
-        $cur->log_msg   = json_encode($this->logs);
-        $cur->log_table = My::id();
-        $id             = dcCore::app()->log->addLog($cur);
+        $cur = dcCore::app()->con->openCursor(dcCore::app()->prefix . dcLog::LOG_TABLE_NAME);
+        $cur->setField('log_msg', json_encode($this->logs));
+        $cur->setField('log_table', My::id());
 
-        return $id;
+        return dcCore::app()->log->addLog($cur);
     }
 
     public function readLogs(int $id): array
diff --git a/src/Install.php b/src/Install.php
index cdf542d..2ac5887 100644
--- a/src/Install.php
+++ b/src/Install.php
@@ -97,18 +97,18 @@ class Install extends dcNsProcess
             foreach (['setting_', 'preferences'] as $key) {
                 $record = dcCore::app()->con->select(
                     'SELECT * FROM ' . dcCore::app()->prefix . dcNamespace::NS_TABLE_NAME . ' ' .
-                    "WHERE setting_ns = '" . dcCore::app()->con->escape(My::id()) . "' " .
+                    "WHERE setting_ns = '" . dcCore::app()->con->escapeStr(My::id()) . "' " .
                     "AND setting_id LIKE '" . $key . "%' "
                 );
 
                 while ($record->fetch()) {
                     try {
-                        $value              = @unserialize($record->f('setting_value'));
-                        $cur                = dcCore::app()->con->openCursor(dcCore::app()->prefix . dcNamespace::NS_TABLE_NAME);
-                        $cur->setting_value = json_encode(is_array($value) ? $value : []);
+                        $value = @unserialize($record->f('setting_value'));
+                        $cur   = dcCore::app()->con->openCursor(dcCore::app()->prefix . dcNamespace::NS_TABLE_NAME);
+                        $cur->setField('setting_value', json_encode(is_array($value) ? $value : []));
                         $cur->update(
-                            "WHERE setting_id = '" . $record->f('setting_id') . "' and setting_ns = '" . dcCore::app()->con->escape($record->f('setting_ns')) . "' " .
-                            'AND blog_id ' . (null === $record->f('blog_id') ? 'IS NULL ' : ("= '" . dcCore::app()->con->escape($record->f('blog_id')) . "' "))
+                            "WHERE setting_id = '" . $record->f('setting_id') . "' and setting_ns = '" . dcCore::app()->con->escapeStr($record->f('setting_ns')) . "' " .
+                            'AND blog_id ' . (null === $record->f('blog_id') ? 'IS NULL ' : ("= '" . dcCore::app()->con->escapeStr($record->f('blog_id')) . "' "))
                         );
                     } catch(Exception) {
                     }
diff --git a/src/module/zip.php b/src/module/zip.php
index 8288c55..cc5924e 100644
--- a/src/module/zip.php
+++ b/src/module/zip.php
@@ -218,7 +218,7 @@ class zip extends Action
             $zip->addExclusion($e);
         }
         $zip->addDirectory(
-            Path::real($this->module->get('root')),
+            (string) Path::real($this->module->get('root')),
             $this->module->getId(),
             true
         );