diff --git a/ext/com_dotnet/com_extension.c b/ext/com_dotnet/com_extension.c
index 5782102201f61..95361a4b9a9ed 100644
--- a/ext/com_dotnet/com_extension.c
+++ b/ext/com_dotnet/com_extension.c
@@ -32,11 +32,13 @@
 #define PHP_DISP_E_DIVBYZERO ((zend_long) (ULONG) DISP_E_DIVBYZERO)
 #define PHP_DISP_E_OVERFLOW ((zend_long) (ULONG) DISP_E_OVERFLOW)
 #define PHP_DISP_E_BADINDEX ((zend_long) (ULONG) DISP_E_BADINDEX)
+#define PHP_DISP_E_PARAMNOTFOUND ((zend_long) (ULONG) DISP_E_PARAMNOTFOUND)
 #define PHP_MK_E_UNAVAILABLE ((zend_long) (ULONG) MK_E_UNAVAILABLE)
 #else
 #define PHP_DISP_E_DIVBYZERO DISP_E_DIVBYZERO
 #define PHP_DISP_E_OVERFLOW DISP_E_OVERFLOW
 #define PHP_DISP_E_BADINDEX DISP_E_BADINDEX
+#define PHP_DISP_E_PARAMNOTFOUND DISP_E_PARAMNOTFOUND
 #define PHP_MK_E_UNAVAILABLE MK_E_UNAVAILABLE
 #endif
 
diff --git a/ext/com_dotnet/com_extension.stub.php b/ext/com_dotnet/com_extension.stub.php
index 54f31992ef7a4..9cfb8e3f514eb 100644
--- a/ext/com_dotnet/com_extension.stub.php
+++ b/ext/com_dotnet/com_extension.stub.php
@@ -264,6 +264,11 @@
  * @cname PHP_DISP_E_BADINDEX
  */
 const DISP_E_BADINDEX = UNKNOWN;
+/**
+ * @var int
+ * @cname PHP_DISP_E_PARAMNOTFOUND
+ */
+const DISP_E_PARAMNOTFOUND = UNKNOWN;
 /**
  * @var int
  * @cname PHP_MK_E_UNAVAILABLE
@@ -351,6 +356,7 @@ function com_load_typelib(string $typelib, bool $case_insensitive = true): bool
 class variant
 {
     public function __construct(mixed $value = null, int $type = VT_EMPTY, int $codepage = CP_ACP) {}
+    public static function createError(int $scode): variant {}
 }
 
 class com extends variant
diff --git a/ext/com_dotnet/com_extension_arginfo.h b/ext/com_dotnet/com_extension_arginfo.h
index fcca1ecbeefc1..18af8ecae6fea 100644
--- a/ext/com_dotnet/com_extension_arginfo.h
+++ b/ext/com_dotnet/com_extension_arginfo.h
@@ -1,5 +1,5 @@
 /* This is a generated file, edit the .stub.php file instead.
- * Stub hash: 76bd9190ad3f5e8fc3f6d6e0b5561f935c73efd3 */
+ * Stub hash: 68fe5f30db7563b073a663397e5b804d81e8d9fb */
 
 ZEND_BEGIN_ARG_WITH_RETURN_TYPE_INFO_EX(arginfo_variant_set, 0, 2, IS_VOID, 0)
 	ZEND_ARG_OBJ_INFO(0, variant, variant, 0)
@@ -116,6 +116,10 @@ ZEND_BEGIN_ARG_INFO_EX(arginfo_class_variant___construct, 0, 0, 0)
 	ZEND_ARG_TYPE_INFO_WITH_DEFAULT_VALUE(0, codepage, IS_LONG, 0, "CP_ACP")
 ZEND_END_ARG_INFO()
 
+ZEND_BEGIN_ARG_WITH_RETURN_OBJ_INFO_EX(arginfo_class_variant_createError, 0, 1, variant, 0)
+	ZEND_ARG_TYPE_INFO(0, scode, IS_LONG, 0)
+ZEND_END_ARG_INFO()
+
 ZEND_BEGIN_ARG_INFO_EX(arginfo_class_com___construct, 0, 0, 1)
 	ZEND_ARG_TYPE_INFO(0, module_name, IS_STRING, 0)
 	ZEND_ARG_TYPE_MASK(0, server_name, MAY_BE_ARRAY|MAY_BE_STRING|MAY_BE_NULL, "null")
@@ -165,6 +169,7 @@ ZEND_FUNCTION(com_print_typeinfo);
 ZEND_FUNCTION(com_message_pump);
 ZEND_FUNCTION(com_load_typelib);
 ZEND_METHOD(variant, __construct);
+ZEND_METHOD(variant, createError);
 ZEND_METHOD(com, __construct);
 #if HAVE_MSCOREE_H
 ZEND_METHOD(dotnet, __construct);
@@ -210,6 +215,7 @@ static const zend_function_entry ext_functions[] = {
 
 static const zend_function_entry class_variant_methods[] = {
 	ZEND_ME(variant, __construct, arginfo_class_variant___construct, ZEND_ACC_PUBLIC)
+	ZEND_ME(variant, createError, arginfo_class_variant_createError, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
 	ZEND_FE_END
 };
 
@@ -292,6 +298,7 @@ static void register_com_extension_symbols(int module_number)
 	REGISTER_LONG_CONSTANT("DISP_E_DIVBYZERO", PHP_DISP_E_DIVBYZERO, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("DISP_E_OVERFLOW", PHP_DISP_E_OVERFLOW, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("DISP_E_BADINDEX", PHP_DISP_E_BADINDEX, CONST_CS | CONST_PERSISTENT);
+	REGISTER_LONG_CONSTANT("DISP_E_PARAMNOTFOUND", PHP_DISP_E_PARAMNOTFOUND, CONST_CS | CONST_PERSISTENT);
 	REGISTER_LONG_CONSTANT("MK_E_UNAVAILABLE", PHP_MK_E_UNAVAILABLE, CONST_CS | CONST_PERSISTENT);
 #if SIZEOF_ZEND_LONG == 8
 	REGISTER_LONG_CONSTANT("VT_UI8", VT_UI8, CONST_CS | CONST_PERSISTENT);
diff --git a/ext/com_dotnet/com_variant.c b/ext/com_dotnet/com_variant.c
index 40106e3d8f4ff..2983f41b3f682 100644
--- a/ext/com_dotnet/com_variant.c
+++ b/ext/com_dotnet/com_variant.c
@@ -491,6 +491,21 @@ PHP_METHOD(variant, __construct)
 }
 /* }}} */
 
+PHP_METHOD(variant, createError)
+{
+	zend_long scode;
+	VARIANT vres;
+
+	if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS(), "l", &scode)) {
+		RETURN_THROWS();
+	}
+
+	VariantInit(&vres);
+	V_VT(&vres) = VT_ERROR;
+	V_ERROR(&vres) = scode;
+	php_com_wrap_variant(return_value, &vres, CP_ACP);
+}
+
 /* {{{ Assigns a new value for a variant object */
 PHP_FUNCTION(variant_set)
 {
diff --git a/ext/com_dotnet/tests/gh8750.phpt b/ext/com_dotnet/tests/gh8750.phpt
new file mode 100644
index 0000000000000..824aac077add5
--- /dev/null
+++ b/ext/com_dotnet/tests/gh8750.phpt
@@ -0,0 +1,47 @@
+--TEST--
+
+--EXTENSIONS--
+com_dotnet
+--SKIPIF--
+<?php
+$provider = "Microsoft.ACE.OLEDB.12.0";
+$filename = __DIR__ . "\\gh8750.mdb";
+$catalog = new com("ADOX.Catalog");
+try {
+    $catalog->Create("Provider=$provider;Data Source=$filename");
+} catch (com_exception) {
+    die("skip $provider provider not available");
+}
+$catalog = null;
+@unlink($filename);
+?>
+--FILE--
+<?php
+$filename = __DIR__ . "\\gh8750.mdb";
+
+$catalog = new com("ADOX.Catalog");
+$catalog->Create("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=$filename");
+$catalog = null;
+
+$db = new com("ADODB.Connection");
+$db->ConnectionString = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=$filename";
+$db->Mode = 1; // adModeRead
+$db->Open();
+// adSchemaProviderSpecific, *missing*, JET_SCHEMA_USERROSTER
+$rs = $db->OpenSchema(-1, variant::createError(DISP_E_PARAMNOTFOUND), "{947bb102-5d43-11d1-bdbf-00c04fb92675}");
+// manual counting since rs.RecordCount is -1 (not supported)
+$i = 0;
+while (!$rs->EOF) {
+    $rs->MoveNext();
+    $i++;
+}
+$rs->Close();
+$db->Close();
+var_dump($i);
+?>
+--EXPECT--
+int(1)
+--CLEAN--
+<?php
+unlink(__DIR__ . "/gh8750.mdb");
+?>