From ca403b662718bbbb684d81ab52b80e97a6a366dc Mon Sep 17 00:00:00 2001
From: xomx <xomx@users.noreply.github.com>
Date: Wed, 15 Nov 2023 16:49:37 +0100
Subject: [PATCH] Fix possible PluginsManager FindClose WINAPI errors

Otherwise the ERROR_INVALID_HANDLE (0x6) can be triggered.

Close #14356
---
 PowerEditor/src/MISC/PluginsManager/PluginsManager.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/PowerEditor/src/MISC/PluginsManager/PluginsManager.cpp b/PowerEditor/src/MISC/PluginsManager/PluginsManager.cpp
index 5c96dfa65..7991d4e0b 100644
--- a/PowerEditor/src/MISC/PluginsManager/PluginsManager.cpp
+++ b/PowerEditor/src/MISC/PluginsManager/PluginsManager.cpp
@@ -447,7 +447,7 @@ bool PluginsManager::loadPlugins(const TCHAR* dir, const PluginViewList* pluginU
 				pathAppend(pluginsFullPathFilter2, dllName2);
 
 				// get plugin
-				if (hFindDll)
+				if (hFindDll && (hFindDll != INVALID_HANDLE_VALUE))
 				{
 					::FindClose(hFindDll);
 					hFindDll = INVALID_HANDLE_VALUE;
@@ -514,8 +514,10 @@ bool PluginsManager::loadPlugins(const TCHAR* dir, const PluginViewList* pluginU
 		}
 
 	}
-	::FindClose(hFindFolder);
-	::FindClose(hFindDll);
+	if (hFindFolder && (hFindFolder != INVALID_HANDLE_VALUE))
+		::FindClose(hFindFolder);
+	if (hFindDll && (hFindDll != INVALID_HANDLE_VALUE))
+		::FindClose(hFindDll);
 
 	for (size_t i = 0, len = dllNames.size(); i < len; ++i)
 	{