MPPE looks broken in 24.10

Model: Linksys EA6350 v4
Architecture: MediaTek MT7621 ver:1 eco:3
Target Platform: ramips/mt7621
Firmware Version: OpenWrt 24.10.0 r28427-6df0e3d02a / LuCI openwrt-24.10 branch 25.034.70690~7b0663a
Kernel Version: 6.6.73

Error in log:
In file /var/etc/options.pptpd: unrecognized option 'mppe'

Client can connect if mppe parameter removed from config or startup script, but only without encryption.

Keep in mind that 24.10.0 has not been released yet.

https://forum.openwrt.org/t/a-note-about-using-new-stable-releases-before-they-are-announced/125589/20

It's released.
Released version binary same with installed.
No modules updates found.

Problem exists.

***BUG

Did you install the non-default kmod-mppe package?

edit your config

From 47f553774b33c390304e3b152642d7b4b26d6bb1 Mon Sep 17 00:00:00 2001
From: Chen Minqiang <ptpt52@gmail.com>
Date: Fri, 17 Jan 2025 20:41:02 +0800
Subject: [PATCH] ppp: update pppd options

---
 package/network/services/ppp/files/etc/ppp/options.pptp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/package/network/services/ppp/files/etc/ppp/options.pptp b/package/network/services/ppp/files/etc/ppp/options.pptp
index 46a3f4811216dc..a4705bc0e19812 100644
--- a/package/network/services/ppp/files/etc/ppp/options.pptp
+++ b/package/network/services/ppp/files/etc/ppp/options.pptp
@@ -3,5 +3,7 @@ noauth
 nobsdcomp
 nodeflate
 idle 0
-mppe required,no40,no56,stateless
+nomppe-40
+require-mppe-128
+nomppe-stateful
 maxfail 0

No, installed default package

Yes, it works, but only without encryption.

Finally, it works after modifying /etc/init.d/pptpd

setup_config() {
[ "$2" = 0 ] || {
echo "validation failed"
return 1
}

[ "$enabled" -eq 0 ] && return 1

mkdir -p /var/etc
cp /etc/pptpd.conf $CONFIG
cp /etc/ppp/options.pptpd $OPTIONS_PPTP

[ -n "$localip" ] && echo "localip  $localip" >> $CONFIG
[ -n "$remoteip" ] && echo "remoteip  $remoteip" >> $CONFIG
[ "$logwtmp" -eq 1 ] && echo "logwtmp" >> $CONFIG

#START OF MODIFICATIONS
#echo "mppe $(echo $mppe | sed -e 's/\s/,/g')" >> $OPTIONS_PPTP

#END OF MODIFICATIONS

return 0

}