diff --git a/winpr/libwinpr/clipboard/synthetic_file.c b/winpr/libwinpr/clipboard/synthetic_file.c
index b58164186..147d99b4b 100644
--- a/winpr/libwinpr/clipboard/synthetic_file.c
+++ b/winpr/libwinpr/clipboard/synthetic_file.c
@@ -158,7 +158,9 @@ static WCHAR* convert_local_name_component_to_remote(wClipboard* clipboard, cons
 	 */
 	if (!delegate->IsFileNameComponentValid(remote_name))
 	{
-		WLog_ERR(TAG, "invalid file name component: %s", local_name);
+		char name[MAX_PATH] = { 0 };
+		ConvertWCharToUtf8(local_name, name, sizeof(name) - 1);
+		WLog_ERR(TAG, "invalid file name component: %s", name);
 		goto error;
 	}
 
@@ -422,7 +424,7 @@ static BOOL process_uri_list(wClipboard* clipboard, const char* data, size_t len
 	WINPR_ASSERT(clipboard);
 	WINPR_ASSERT(data);
 
-	WLog_VRB(TAG, "processing URI list:\n%.*s", length, data);
+	WLog_VRB(TAG, "processing URI list:\n%.*s", WINPR_ASSERTING_INT_CAST(int, length), data);
 	ArrayList_Clear(clipboard->localFiles);
 
 	/*
@@ -1040,10 +1042,10 @@ UINT synthetic_file_read_close(struct synthetic_file* file, BOOL force)
 	file_get_size(file, &size);
 	if ((file->offset < 0) || ((UINT64)file->offset >= size) || force)
 	{
-		WLog_VRB(TAG, "close file %d", file->fd);
+		WLog_VRB(TAG, "close file %p", file->fd);
 		if (!CloseHandle(file->fd))
 		{
-			WLog_WARN(TAG, "failed to close fd %d: %" PRIu32, file->fd, GetLastError());
+			WLog_WARN(TAG, "failed to close fd %p: %" PRIu32, file->fd, GetLastError());
 		}
 
 		file->fd = INVALID_HANDLE_VALUE;
@@ -1071,17 +1073,21 @@ static UINT file_get_range(struct synthetic_file* file, UINT64 offset, UINT32 si
 		                       FILE_ATTRIBUTE_NORMAL, NULL);
 		if (INVALID_HANDLE_VALUE == file->fd)
 		{
+			char name[MAX_PATH] = { 0 };
+			ConvertWCharToUtf8(file->local_name, name, sizeof(name) - 1);
 			error = GetLastError();
-			WLog_ERR(TAG, "failed to open file %s: 0x%08" PRIx32, file->local_name, error);
+			WLog_ERR(TAG, "failed to open file %s: 0x%08" PRIx32, name, error);
 			return error;
 		}
 
 		if (!GetFileInformationByHandle(file->fd, &FileInfo))
 		{
+			char name[MAX_PATH] = { 0 };
+			ConvertWCharToUtf8(file->local_name, name, sizeof(name) - 1);
 			(void)CloseHandle(file->fd);
 			file->fd = INVALID_HANDLE_VALUE;
 			error = GetLastError();
-			WLog_ERR(TAG, "Get file [%s] information fail: 0x%08" PRIx32, file->local_name, error);
+			WLog_ERR(TAG, "Get file [%s] information fail: 0x%08" PRIx32, name, error);
 			return error;
 		}
 
@@ -1115,7 +1121,7 @@ static UINT file_get_range(struct synthetic_file* file, UINT64 offset, UINT32 si
 
 		if (file->offset != (INT64)offset)
 		{
-			WLog_DBG(TAG, "file %d force seeking to %" PRIu64 ", current %" PRIu64, file->fd,
+			WLog_DBG(TAG, "file %p force seeking to %" PRIu64 ", current %" PRId64, file->fd,
 			         offset, file->offset);
 
 			dwHigh = offset >> 32;
@@ -1144,7 +1150,7 @@ static UINT file_get_range(struct synthetic_file* file, UINT64 offset, UINT32 si
 
 		*actual_data = buffer;
 		file->offset += *actual_size;
-		WLog_VRB(TAG, "file %d actual read %" PRIu32 " bytes (offset %" PRIu64 ")", file->fd,
+		WLog_VRB(TAG, "file %p actual read %" PRIu32 " bytes (offset %" PRId64 ")", file->fd,
 		         *actual_size, file->offset);
 	} while (0);