Can't run some binary files(.exe) on mounted disk

i replicated your setup and tested two ways. so far, no problems at all. and in the past, never had an issue.

  1. with vfs cache
  2. without vfs cache

and for anybody else, here is my howto guide
How to run a .exe on a windows rclone mount

C:\data\rclone\rclone.exe mount synbox_webdav: N: --no-check-certificate --file-perms=0777

[synbox_webdav]
type = webdav
vendor = other
url = https://192.168.1.21:5006
port = 5006
user = user99
pass = -mSsSrsOJDUnClvWZBoZA-qe5WcQGGiL003m3CjP126oTxek
n:\zork>dir /b
#recycle
7z.exe
7zFM.exe
7zG.exe

n:\zork>7z dummy
7-Zip 22.01 (x64) : Copyright (c) 1999-2022 Igor Pavlov : 2022-07-15
Command Line Error:
Unsupported command:
dummy