diff --git a/utils/dbcheck.js b/utils/dbcheck.js
new file mode 100644
index 0000000..e5fdbb9
--- /dev/null
+++ b/utils/dbcheck.js
@@ -0,0 +1,64 @@
+/* ----------------------------------------------------------------------------
+
+ Question Server question file merger
+ GitLab: <https://gitlab.com/MrFry/mrfrys-node-server>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+ ------------------------------------------------------------------------- */
+
+const utils = require('./utils.js')
+
+Main()
+
+function Main () {
+  console.clear()
+  const params = GetParams()
+  console.log(params)
+  var db = []
+  let errors = 0
+
+  PrintLN()
+  console.log(params[0] + ': ')
+  try {
+    db = JSON.parse(utils.ReadFile(params[0]))
+    db.Subjects.forEach((subj) => {
+      subj.Questions.forEach((question) => {
+        if (question.I) {
+          console.log('gebasz')
+          console.log(subj.Name)
+          console.log(question)
+          PrintLN()
+          errors++
+        }
+      })
+    })
+  } catch (e) {
+    console.log(e)
+  }
+  PrintLN()
+  console.log(`done, ${errors} error`)
+
+  // utils.WriteFile(JSON.stringify(db), 'newData')
+}
+
+// -----------------------------------------------------------------------------------------
+
+function PrintLN () {
+  console.log('------------------------------------------------------')
+}
+
+function GetParams () {
+  return process.argv.splice(2)
+}