diff --git "a/dll/win32/shell32/shelldesktop/dde.cpp" "b/dll/win32/shell32/shelldesktop/dde.cpp"
index a9e103c076a..43dfc18ff04 100644
--- "a/dll/win32/shell32/shelldesktop/dde.cpp"
+++ "b/dll/win32/shell32/shelldesktop/dde.cpp"
@@ -196,6 +196,9 @@ static DWORD Dde_OnExecute(HCONV hconv, HSZ hszTopic, HDDEDATA hdata)
         cmd = cmdEnd + 1;
     }
 
+    if (NULL == StrChrW(szCommand, L'\'') && NULL == StrChrW(szCommand, L'\"'))
+        goto find_command_handler;
+
     // Read first param after (, expecting quoted string
     if (*cmd != L')')
     {
@@ -234,7 +237,7 @@ static DWORD Dde_OnExecute(HCONV hconv, HSZ hszTopic, HDDEDATA hdata)
     {
         if (*cmd != ':')
         {
-            ERR("Expected ':'. Invalid command.\n");
+            ERR("Expected ':'. Invalid command '%S'.\n", Command);
             return DDE_FNOTPROCESSED;
         }
 
@@ -260,6 +263,7 @@ static DWORD Dde_OnExecute(HCONV hconv, HSZ hszTopic, HDDEDATA hdata)
         UnknownParameter = StrToIntW(cmd);
     }
 
+find_command_handler:
     TRACE("Parse end: cmd=%S, S=%d, pidl=%p, path=%S\n", Command, UnknownParameter, IdList, Path);
 
     // Find handler in list
@@ -412,12 +416,33 @@ static DWORD CALLBACK DDE_OnShellFile(PWSTR strCommand, PWSTR strPath, LPITEMIDL
     return DDE_FNOTPROCESSED;
 }
 
+static DWORD CALLBACK DDE_OnCreateGroup(PWSTR strCommand, PWSTR strPath, LPITEMIDLIST pidl, INT unkS)
+{
+    UNIMPLEMENTED;
+    return DDE_FACK;
+}
+
+static DWORD CALLBACK DDE_OnShowGroup(PWSTR strCommand, PWSTR strPath, LPITEMIDLIST pidl, INT unkS)
+{
+    UNIMPLEMENTED;
+    return DDE_FACK;
+}
+
+static DWORD CALLBACK DDE_OnAddItem(PWSTR strCommand, PWSTR strPath, LPITEMIDLIST pidl, INT unkS)
+{
+    UNIMPLEMENTED;
+    return DDE_FACK;
+}
+
 DDECommandHandler HandlerList [] = {
 
         { L"ViewFolder", DDE_OnViewFolder },
         { L"ExploreFolder", DDW_OnExploreFolder },
         { L"FindFolder", DDE_OnFindFolder },
-        { L"ShellFile", DDE_OnShellFile }
+        { L"ShellFile", DDE_OnShellFile },
+        { L"CreateGroup", DDE_OnCreateGroup },
+        { L"ShowGroup", DDE_OnShowGroup },
+        { L"AddItem", DDE_OnAddItem }
 };
 
 const int HandlerListLength = _countof(HandlerList);