diff --git a/App.config b/App.config
new file mode 100644
index 0000000..5754728
--- /dev/null
+++ b/App.config
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
+    </startup>
+</configuration>
\ No newline at end of file
diff --git a/Program.cs b/Program.cs
new file mode 100644
index 0000000..bf9b3ae
--- /dev/null
+++ b/Program.cs
@@ -0,0 +1,122 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace BMBF_Corrupted_songs_detector
+{
+    class Program
+    {
+        [STAThread]
+        static void Main(string[] args)
+        {
+            Console.WriteLine("Please select the BMBF Log.");
+            OpenFileDialog ofd = new OpenFileDialog();
+            if (ofd.ShowDialog() == DialogResult.OK)
+            {
+                //Get the path of specified file
+                if (!File.Exists(ofd.FileName))
+                {
+                    Console.WriteLine("The file doesn't exist.");
+                    Console.ReadLine();
+                    return;
+                }
+
+            }
+            Console.WriteLine("found " + ofd.FileName);
+            Console.WriteLine("at which line would you want to start?");
+            String result = Console.ReadLine();
+            if (result == "") result = "0";
+            int start = Convert.ToInt32(result);
+            int i = 0;
+            StreamReader r = new StreamReader(ofd.FileName);
+            String line = "";
+            List<String> found = new List<string>();
+            while((line = r.ReadLine()) != null)
+            {
+                if (i >= start && line.Length > 28)
+                {
+                    if (line.Substring(25, 3) == "ERR")
+                    {
+                        String err;
+                        if (line.Contains("custom_level_") && line.Contains("Cover"))
+                        {
+                            err = "Custom level contains unsupported cover format (" + line.Substring(line.IndexOf("custom_level_"), 53) + ")";
+                            if (!found.Contains(err))
+                            {
+                                found.Add(err);
+                            }
+                        }
+                        else if (line.Contains("custom_level_") && line.Contains("failed to load"))
+                        {
+                            err = "Custom level (" + line.Substring(line.IndexOf("custom_level_"), 53) + ") couldn't load at line " + i;
+                            if (!found.Contains(err))
+                            {
+                                found.Add(err);
+                            }
+                        }
+                        else if(line.Contains("Exception writing assets file sharedassets0.assets Object reference not set to an instance of an object"))
+                        {
+                            err = "QuestomAssets Problem at line " + i;
+                            if (!found.Contains(err))
+                            {
+                                found.Add(err);
+                            }
+                        }
+                    }
+                    else if(line.Substring(25, 3) == "MSG")
+                    {
+                        String msg;
+                        if(line.Contains("custom songs to inject"))
+                        {
+                            StringReader s = new StringReader(line.Substring(line.IndexOf("Found")));
+                            s.ReadWord();
+                            msg = s.ReadWord() + " Songs at line " + i;
+                            found.Add(msg);
+                        }
+                        else if (line.Contains("starting up") && line.Contains("BMBF Service"))
+                        {
+                            StringReader s = new StringReader(line.Substring(line.IndexOf("BMBF Service")));
+                            s.ReadWord();
+                            s.ReadWord();
+                            StringReader time = new StringReader(line);
+                            msg = "\nBMBF Service " + s.ReadWord() + " started at " + time.ReadWord() + " " + time.ReadWord() + " (line " + i + ")";
+                            found.Add(msg);
+                        }
+                    }
+                }
+                i++;
+            }
+            Console.WriteLine("\ncommon fixes:");
+            Console.WriteLine("- Questom asset problem: tell the person to delete the songs with a unsupported cover format. If that doesn't help tell them to delete songs that failed to load.");
+            Console.WriteLine("\n---Log Start---");
+            foreach(String c in found)
+            {
+                Console.WriteLine(c);
+            }
+            Console.WriteLine("\n\n---Log End---");
+            Console.ReadLine();
+        }
+    }
+}
+public static class StringReaderExtensions
+{
+    public static string ReadWord(this StringReader reader)
+    {
+        string result = "";
+
+        // Read characters until we find a space
+        while (true)
+        {
+            char nextChar = (char)reader.Read();
+            if (nextChar == ' ') { break; }
+
+            result += nextChar;
+        }
+
+        return result; // Return the characters without the space
+    }
+}
\ No newline at end of file
diff --git a/bin/Debug/BMBF Corrupted songs detector.exe b/bin/Debug/BMBF Corrupted songs detector.exe
new file mode 100644
index 0000000..25f1a32
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diff --git a/bin/Debug/BMBF Corrupted songs detector.exe.config b/bin/Debug/BMBF Corrupted songs detector.exe.config
new file mode 100644
index 0000000..5754728
--- /dev/null
+++ b/bin/Debug/BMBF Corrupted songs detector.exe.config	
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+    <startup> 
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.7.2" />
+    </startup>
+</configuration>
\ No newline at end of file
diff --git a/bin/Debug/BMBF Corrupted songs detector.pdb b/bin/Debug/BMBF Corrupted songs detector.pdb
new file mode 100644
index 0000000..18c0545
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