I updated to the latest but now the WSS has a 401. I have downloaded MOS.exe from the web link, and it runs well. So there must be something arround. Already try deleting the build directory if the case with no success
[Oct 24 19:56:30.853] dhcp client start…
[Oct 24 19:56:30.853] mgos_wifi.c:136 WiFi STA: Connected, BSSID 6c:3b:6b:fe:af:ab ch 1 RSSI -49
[Oct 24 19:56:30.853] mgos_net.c:90 WiFi STA: connected
[Oct 24 19:56:31.812] ip:172.16.1.214,mask:255.255.255.0,gw:172.16.1.1
[Oct 24 19:56:31.812] mgos_net.c:102 WiFi STA: ready, IP 172.16.1.214, GW 172.16.1.1, DNS 8.8.8.8
[Oct 24 19:56:31.812] mgos_provision_state:43 Current state: 1 -> 2
[Oct 24 19:56:31.812] mgos_rpc_channel_ws:261 0x3fff16bc Connecting to wss://mdash.net/api/v2/rpc, SSL? 1
[Oct 24 19:56:32.457] mg_ssl_if_mbedtls.c:35 0x3fff121c ciphersuite: TLS-RSA-WITH-AES-128-GCM-SHA256
[Oct 24 19:56:33.121] mgos_mongoose.c:66 New heap free LWM: 8576
[Oct 24 19:56:33.135] mgos_sntp.c:95 SNTP query to time.google.com
[Oct 24 19:56:33.293] mgos_sntp.c:59 SNTP reply from 216.239.35.8: time 1571957793.287088, local 27.612052, delta 1571957765.675036
[Oct 24 19:56:33.630] mgos_rpc_channel_ws.:52 0x3fff16bc WS handshake resp 401
[Oct 24 19:56:38.633] mgos_rpc_channel_ws:261 0x3fff16bc Connecting to wss://mdash.net/api/v2/rpc, SSL? 1
[Oct 24 19:56:39.290] mg_ssl_if_mbedtls.c:35 0x3fff3054 ciphersuite: TLS-RSA-WITH-AES-128-GCM-SHA256
[Oct 24 19:56:39.951] mgos_mongoose.c:66 New heap free LWM: 8280
[Oct 24 19:56:40.505] mgos_rpc_channel_ws.:52 0x3fff16bc WS handshake resp 401
[Oct 24 19:56:45.514] mgos_rpc_channel_ws:261 0x3fff16bc Connecting to wss://mdash.net/api/v2/rpc, SSL? 1
[Oct 24 19:56:46.025] mg_ssl_if_mbedtls.c:35 0x3fff2fac ciphersuite: TLS-RSA-WITH-AES-128-GCM-SHA256
[Oct 24 19:56:46.697] mgos_mongoose.c:66 New heap free LWM: 8160
[Oct 24 19:56:47.201] mgos_rpc_channel_ws.:52 0x3fff16bc WS handshake resp 401
[Oct 24 19:56:52.212] mgos_rpc_channel_ws:261 0x3fff16bc Connecting to wss://mdash.net/api/v2/rpc, SSL? 1
[Oct 24 19:56:52.726] mg_ssl_if_mbedtls.c:35 0x3fff7044 ciphersuite: TLS-RSA-WITH-AES-128-GCM-SHA256
[Oct 24 19:56:53.910]
If I return to the old mos.exe it connects OK to the WSS
[Oct 24 20:01:33.014] dhcp client start…
[Oct 24 20:01:33.014] mgos_wifi.c:136 WiFi STA: Connected, BSSID 6c:3b:6b:fe:af:ab ch 1 RSSI -50
[Oct 24 20:01:33.014] mgos_net.c:89 WiFi STA: connected
[Oct 24 20:01:33.577] ip:172.16.1.214,mask:255.255.255.0,gw:172.16.1.1
[Oct 24 20:01:33.577] mgos_wifi.c:144 WiFi STA: New current config: 1
[Oct 24 20:01:33.719] mgos_sys_config.c:174 Saved to conf9.json
[Oct 24 20:01:33.752] mgos_net.c:101 WiFi STA: ready, IP 172.16.1.214, GW 172.16.1.1, DNS 8.8.8.8
[Oct 24 20:01:33.752] mgos_provision_state:43 Current state: 1 -> 2
[Oct 24 20:01:33.752] mgos_provision_state:72 Setting provisioning timeout for 300 seconds
[Oct 24 20:01:33.752] mgos_mqtt.c:431 MQTT connecting to mdash.net:8883
[Oct 24 20:01:34.332] mg_ssl_if_mbedtls.c:35 0x3fff121c ciphersuite: TLS-RSA-WITH-AES-128-GCM-SHA256
[Oct 24 20:01:34.981] mgos_mongoose.c:66 New heap free LWM: 9400
[Oct 24 20:01:34.995] mgos_sntp.c:95 SNTP query to time.google.com
[Oct 24 20:01:35.159] mgos_sntp.c:59 SNTP reply from 216.239.35.8: time 1571958094.764766, local 9.219793, delta 1571958085.544973
[Oct 24 20:01:35.237] mgos_mqtt.c:141 MQTT TCP connect ok (0)
[Oct 24 20:01:35.483] mgos_mqtt.c:182 MQTT CONNACK 0
[Oct 24 20:01:35.525] mgos_provision_state:43 Current state: 2 -> 3
[Oct 24 20:01:35.525] mgos_provision_state:66 Reached stable state (3)
[Oct 24 20:01:35.665] mgos_sys_config.c:174 Saved to conf9.json
[Oct 24 20:01:35.684] mgos_mqtt.c:125 Subscribing to ‘device5/rpc/#’ (QoS 1)
[Oct 24 20:01:35.684] mgos_mqtt.c:125 Subscribing to ‘device5/rpc’ (QoS 1)
[Oct 24 20:01:37.310] requesting config by RPC…