diff --git a/Dalamud.Bootstrap/BootstrapException.cs b/Dalamud.Bootstrap/BootstrapException.cs
new file mode 100644
index 000000000..81f8d7172
--- /dev/null
+++ b/Dalamud.Bootstrap/BootstrapException.cs
@@ -0,0 +1,17 @@
+using System;
+using System.ComponentModel;
+
+namespace Dalamud.Bootstrap
+{
+    /// <summary>
+    /// An error that is thrown when bootstraping Dalamud failed.
+    /// </summary>
+    public class BootstrapException : Exception
+    {
+        internal BootstrapException() : base() { }
+
+        internal BootstrapException(string message) : base(message) { }
+
+        internal BootstrapException(string message, Exception innerException) : base(message, innerException) { }
+    }
+}
diff --git a/Dalamud.Bootstrap/SqexArg/EncodedArgument.cs b/Dalamud.Bootstrap/SqexArg/EncodedArgument.cs
index 3e740b215..95dcba021 100644
--- a/Dalamud.Bootstrap/SqexArg/EncodedArgument.cs
+++ b/Dalamud.Bootstrap/SqexArg/EncodedArgument.cs
@@ -27,37 +27,34 @@ namespace Dalamud.Bootstrap.SqexArg
             m_key = key;
         }
 
-        public static bool TryParse(string argument, out EncodedArgument? value)
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="argument"></param>
+        /// <returns></returns>
+        public static EncodedArgument Parse(string argument)
         {
             if (argument.Length <= 17)
             {
                 // does not contain: //**sqex0003 + payload + checksum + **//
-                value = null;
-                return false;
+                var exMessage = $"The string ({argument}) is too short to parse encoded argument.";
+                throw new SqexArgException(exMessage);
             }
 
             if (!argument.StartsWith("//**sqex0003") || !argument.EndsWith("**//"))
             {
-                value = null;
-                return false;
+                var exMessage = $"The string ({argument}) doesn't look like valid encoded argument format."
+                    + $"It either doesn't start with //**sqeex003 or end with **// marker.";
+                throw new SqexArgException(exMessage);
             }
 
             var checksum = argument[^5];
             var payload = DecodeUrlSafeBase64(argument.Substring(12, argument.Length - 1 - 12 - 4)); // //**sqex0003, checksum, **//
 
-            if (!FindPartialKey(checksum, out var partialKey))
-            {
-                value = null;
-                return false;
-            }
-
-            for (var i = 0u; i <= 0xFFF; i++)
-            {
-                var key = (i << 20) | partialKey;
-            }
+            // ...
         }
 
-        private static bool FindPartialKey(char checksum, out uint recoveredKey)
+        private static bool GetKeyFragmentFromChecksum(char checksum, out uint recoveredKey)
         {
             var index = MemoryExtensions.IndexOf(ChecksumTable, checksum);
             
diff --git a/Dalamud.Bootstrap/SqexArg/SqexArgException.cs b/Dalamud.Bootstrap/SqexArg/SqexArgException.cs
new file mode 100644
index 000000000..062fd0ef0
--- /dev/null
+++ b/Dalamud.Bootstrap/SqexArg/SqexArgException.cs
@@ -0,0 +1,11 @@
+using System;
+
+namespace Dalamud.Bootstrap.SqexArg
+{    
+    public class SqexArgException : Exception
+    {
+        public SqexArgException() { }
+        public SqexArgException(string message) : base(message) { }
+        public SqexArgException(string message, Exception inner) : base(message, inner) { }
+    }
+}
diff --git a/Dalamud.Bootstrap/Exceptions.cs b/Dalamud.Bootstrap/Windows/ProcessException.cs
similarity index 59%
rename from Dalamud.Bootstrap/Exceptions.cs
rename to Dalamud.Bootstrap/Windows/ProcessException.cs
index e62cdb996..61306ad95 100644
--- a/Dalamud.Bootstrap/Exceptions.cs
+++ b/Dalamud.Bootstrap/Windows/ProcessException.cs
@@ -1,21 +1,8 @@
 using System;
-using System.ComponentModel;
 
-namespace Dalamud.Bootstrap
+namespace Dalamud.Bootstrap.Windows
 {
-    /// <summary>
-    /// An error that is thrown when bootstraping Dalamud failed.
-    /// </summary>
-    public class BootstrapException : Exception
-    {
-        internal BootstrapException() : base() { }
-
-        internal BootstrapException(string message) : base(message) { }
-
-        internal BootstrapException(string message, Exception innerException) : base(message, innerException) { }
-    }
-
-    public class ProcessException : BootstrapException
+    public class ProcessException : Exception
     {
         public uint Pid { get; }
 
diff --git a/build/DalamudBuild.cs b/build/DalamudBuild.cs
index 4fec2b496..ad9ad8e4d 100644
--- a/build/DalamudBuild.cs
+++ b/build/DalamudBuild.cs
@@ -69,6 +69,6 @@ class DalamudBuild : NukeBuild
         .Executes(() =>
         {
             // TODO
-            Direct
+            
         });
 }