diff --git a/Resources/Build.py b/Resources/Build.py
index 7c9c3ad2e..09afb51d2 100644
--- a/Resources/Build.py
+++ b/Resources/Build.py
@@ -197,7 +197,7 @@ class BuildOpenCore:
             self.get_item_by_kv(self.config["Kernel"]["Patch"], "Identifier", "com.apple.driver.AppleSMC")["Enabled"] = True
 
         if self.get_kext_by_bundle_path("latebloom.kext")["Enabled"] is True:
-            print(f"Setting latebloom delay of {self.constants.latebloom_delay}, range {self.constants.latebloom_range}, debug {self.constants.latebloom_debug}")
+            print(f"- Setting latebloom delay of {self.constants.latebloom_delay}, range {self.constants.latebloom_range}, debug {self.constants.latebloom_debug}")
             self.config["NVRAM"]["Add"]["7C436110-AB2A-4BBB-A880-FE41995C9F82"]["boot-args"] += f" latebloom={self.constants.latebloom_delay}, lb_range={self.constants.latebloom_range}, lb_debug={self.constants.latebloom_debug}"
 
         if not self.constants.custom_model and (self.constants.allow_oc_everywhere is True or self.model in ModelArray.MacPro71):
diff --git a/Resources/ModelArray.py b/Resources/ModelArray.py
index 6009b509e..edb3d6a47 100644
--- a/Resources/ModelArray.py
+++ b/Resources/ModelArray.py
@@ -1024,5 +1024,8 @@ PCIRaceCondition = [
     "iMac11,1",
     "iMac11,2",
     "iMac11,3",
+    "MacPro3,1",
+    "MacPro4,1",
+    "MacPro5,1",
     "Dortania1,1",
 ]
\ No newline at end of file
diff --git a/Resources/SysPatch.py b/Resources/SysPatch.py
index 31a731ac3..f359d4a89 100644
--- a/Resources/SysPatch.py
+++ b/Resources/SysPatch.py
@@ -538,7 +538,7 @@ set million colour before rebooting"""
             sip_value = (
                 "For Hackintoshes, please set csr-active-config to '030A0000' (0xA03)\nFor non-OpenCore Macs, please run 'csrutil disable' and \n'csrutil authenticated-root disable' in RecoveryOS"
             )
-        self.sip_enabled, self.sbm_enabled, self.amfi_enabled, self.fv_enabled = Utilities.patching_status(sip)
+        self.sip_enabled, self.sbm_enabled, self.amfi_enabled, self.fv_enabled, self.dosdude_patched = Utilities.patching_status(sip)
         if self.sip_enabled is True:
             print("\nCannot patch! Please disable System Integrity Protection (SIP).")
             print("Disable SIP in Patcher Settings and Rebuild OpenCore\n")
@@ -565,8 +565,12 @@ set million colour before rebooting"""
             print("Please ensure your Board ID is listed below:")
             print("\n".join(self.constants.sandy_board_id))
             self.bad_board_id = True
+        
+        if self.dosdude_patched is True:
+            print("\nCannot patch! Detected machine has already been patched by another patcher")
+            print("Please ensure your install is either clean or patched with OpenCore Legacy Patcher")
 
-        if any([self.sip_enabled, self.sbm_enabled, self.fv_enabled, self.amfi_enabled if self.amfi_must_disable else False, self.bad_board_id if self.check_board_id else False]):
+        if any([self.sip_enabled, self.sbm_enabled, self.fv_enabled, self.dosdude_patched, self.amfi_enabled if self.amfi_must_disable else False, self.bad_board_id if self.check_board_id else False]):
             return False
         else:
             return True
diff --git a/Resources/Utilities.py b/Resources/Utilities.py
index 24ca2b3a2..3adb7f3ed 100644
--- a/Resources/Utilities.py
+++ b/Resources/Utilities.py
@@ -8,7 +8,7 @@ import plistlib
 import subprocess
 from pathlib import Path
 import re
-
+import os
 import requests
 
 from Resources import Constants, ioreg
@@ -99,9 +99,12 @@ def patching_status(os_sip):
     sbm_enabled = True  # Secure Boot Status (SecureBootModel)
     amfi_enabled = True  # Apple Mobile File Integrity
     fv_enabled = True  # FileVault
+    dosdude_patched = True
 
     amfi_1 = "amfi_get_out_of_my_way=0x1"
     amfi_2 = "amfi_get_out_of_my_way=1"
+    gen6_kext = "/System/Library/Extension/AppleIntelHDGraphics.kext"
+    gen7_kext = "/System/Library/Extension/AppleIntelHD3000Graphics.kext"
 
     if get_nvram("boot-args", decode=False) and (amfi_1 in get_nvram("boot-args", decode=False) or amfi_2 in get_nvram("boot-args", decode=False)):
         amfi_enabled = False
@@ -114,8 +117,11 @@ def patching_status(os_sip):
     fv_status: str = subprocess.run("fdesetup status".split(), stdout=subprocess.PIPE, stderr=subprocess.STDOUT).stdout.decode()
     if fv_status.startswith("FileVault is Off"):
         fv_enabled = False
+    
+    if not (Path(gen6_kext).exists() and Path(gen7_kext).exists()):
+        dosdude_patched = False
 
-    return sip_enabled, sbm_enabled, amfi_enabled, fv_enabled
+    return sip_enabled, sbm_enabled, amfi_enabled, fv_enabled, dosdude_patched
 
 
 clear = True