diff --git a/src/ObjCommon/InfoString/InfoString.cpp b/src/ObjCommon/InfoString/InfoString.cpp
index 5a731e0e..14efada8 100644
--- a/src/ObjCommon/InfoString/InfoString.cpp
+++ b/src/ObjCommon/InfoString/InfoString.cpp
@@ -1,6 +1,7 @@
 #include "InfoString.h"
 
 #include <cstring>
+#include <iostream>
 #include <sstream>
 #include <stack>
 
@@ -170,17 +171,36 @@ bool InfoString::FromStream(const std::string& prefix, std::istream& stream)
 
     std::string readPrefix;
     if (!infoStream.NextField(readPrefix))
+    {
+        std::cerr << "Invalid info string: Empty\n";
         return false;
+    }
 
     if (prefix != readPrefix)
+    {
+        std::cerr << "Invalid info string: Prefix \"" << readPrefix << "\" did not match expected prefix \"" << prefix << "\"\n";
         return false;
+    }
 
     std::string key;
     while (infoStream.NextField(key))
     {
+        if (key.empty())
+        {
+            if (m_keys_by_insertion.empty())
+                std::cerr << "Invalid info string: Got empty key at the start of the info string\n";
+            else
+                std::cerr << "Invalid info string: Got empty key after key \"" << m_keys_by_insertion[m_keys_by_insertion.size() - 1] << "\"\n";
+
+            return false;
+        }
+
         std::string value;
         if (!infoStream.NextField(value))
+        {
+            std::cerr << "Invalid info string: Unexpected eof, no value for key \"" << key << "\"\n";
             return false;
+        }
 
         const auto existingEntry = m_values.find(key);
         if (existingEntry == m_values.end())
diff --git a/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderPhysPreset.cpp b/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderPhysPreset.cpp
index 30701f60..6f08e0c4 100644
--- a/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderPhysPreset.cpp
+++ b/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderPhysPreset.cpp
@@ -126,7 +126,7 @@ bool AssetLoaderPhysPreset::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_PHYS_PRESET, *file.m_stream))
     {
-        std::cout << "Failed to read phys preset raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderWeapon.cpp b/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderWeapon.cpp
index bd3cf859..db91158a 100644
--- a/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderWeapon.cpp
+++ b/src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderWeapon.cpp
@@ -440,7 +440,7 @@ bool AssetLoaderWeapon::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_WEAPON, *file.m_stream))
     {
-        std::cerr << "Failed to read weapon raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/IW5/AssetLoaders/AssetLoaderWeapon.cpp b/src/ObjLoading/Game/IW5/AssetLoaders/AssetLoaderWeapon.cpp
index 4054129a..7343589f 100644
--- a/src/ObjLoading/Game/IW5/AssetLoaders/AssetLoaderWeapon.cpp
+++ b/src/ObjLoading/Game/IW5/AssetLoaders/AssetLoaderWeapon.cpp
@@ -870,7 +870,7 @@ bool AssetLoaderWeapon::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_WEAPON, *file.m_stream))
     {
-        std::cerr << "Failed to read weapon raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysConstraints.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysConstraints.cpp
index 67166778..d707d037 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysConstraints.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysConstraints.cpp
@@ -146,7 +146,7 @@ bool AssetLoaderPhysConstraints::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_PHYS_CONSTRAINTS, *file.m_stream))
     {
-        std::cout << "Failed to read phys constraints raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysPreset.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysPreset.cpp
index 4542953b..eac11ae8 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysPreset.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderPhysPreset.cpp
@@ -129,7 +129,7 @@ bool AssetLoaderPhysPreset::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_PHYS_PRESET, *file.m_stream))
     {
-        std::cout << "Failed to read phys preset raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderTracer.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderTracer.cpp
index d75f23fd..1d0242b8 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderTracer.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderTracer.cpp
@@ -112,7 +112,7 @@ bool AssetLoaderTracer::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_TRACER, *file.m_stream))
     {
-        std::cout << "Failed to read tracer raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderVehicle.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderVehicle.cpp
index 91acd77d..43c3ff65 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderVehicle.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderVehicle.cpp
@@ -175,7 +175,7 @@ bool AssetLoaderVehicle::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_VEHICLE, *file.m_stream))
     {
-        std::cout << "Failed to read vehicle raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeapon.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeapon.cpp
index 940d3424..dc2ab93d 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeapon.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeapon.cpp
@@ -621,7 +621,7 @@ bool AssetLoaderWeapon::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_WEAPON, *file.m_stream))
     {
-        std::cerr << "Failed to read weapon raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachment.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachment.cpp
index 9c919685..2ac312c1 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachment.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachment.cpp
@@ -165,7 +165,7 @@ bool AssetLoaderWeaponAttachment::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_WEAPON_ATTACHMENT, *file.m_stream))
     {
-        std::cerr << "Failed to read attachment raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachmentUnique.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachmentUnique.cpp
index 379a97f8..601e3bd6 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachmentUnique.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderWeaponAttachmentUnique.cpp
@@ -285,7 +285,7 @@ bool AssetLoaderWeaponAttachmentUnique::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_WEAPON_ATTACHMENT_UNIQUE, *file.m_stream))
     {
-        std::cerr << "Failed to read attachment unique raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }
 
diff --git a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderZBarrier.cpp b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderZBarrier.cpp
index b8421ae5..68744477 100644
--- a/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderZBarrier.cpp
+++ b/src/ObjLoading/Game/T6/AssetLoaders/AssetLoaderZBarrier.cpp
@@ -126,7 +126,7 @@ bool AssetLoaderZBarrier::LoadFromRaw(
     InfoString infoString;
     if (!infoString.FromStream(ObjConstants::INFO_STRING_PREFIX_ZBARRIER, *file.m_stream))
     {
-        std::cout << "Failed to read zbarrier raw file: \"" << fileName << "\"\n";
+        std::cerr << "Could not parse as info string file: \"" << fileName << "\"\n";
         return true;
     }