Ewon Flexy 102 can't use LWT

Hi, I have problems with Mqtt LWT on Ewon Flexy 102. I using the same code on Ewon Flexy205 it work But on Ewon Flexy 102 it does not work. This is my code.

BlockquoteRem — eWON start section: Init Section
eWON_init_section:
Rem — eWON user (start)
SETSYS INF, “LOAD”
SerNum$ = GETSYS INF, “SERNUM”
TopicToWill$ = “device/status/”
Serid$ = SerNum$(1 TO 4) + SerNum$(6 TO 9) + SerNum$(11 TO 12)
Print Serid$
Tset 1,5
Ontimer 1,“gosub PublishValue”
Tset 2,2
Ontimer 2,“gosub Transmission”
Tset 3,30
Ontimer 3,“gosub MqttInit”
MqttInit:
MQTT “open”, Serid$, “MQTT Broker”
MQTT “setparam”, “port”, “1883”
MQTT “setparam”, “username”, “mqtt”
MQTT “setparam”, “password”, “Password”
MQTT “setparam”, “WillTopic”, TopicToWill$
MQTT “setparam”, “WillQoS”, “1”
MQTT “setparam”, “WillRetain”, “0”
MQTT “setparam”, “WillPayload”, ‘"’+SerNum$+’"’
MQTT “connect”
End
Transmission:

datetime$ = Time$
year_ts$ = datetime$(7 To 10)
month_ts$ = datetime$(4 To 5)
day_ts$ = datetime$(1 To 2)
time_ts$ = datetime$(12 To 19)
//print ‘"’ + year_ts$+’-’+month_ts$+’-’+ day_ts$+’ ’ + time_ts$’"’
//18/07/2022 04:13:03

json$ = ‘{’
json$=json$+’“DeviceNo”:’+ Serid$
json$ = json$ + ‘,’
json$=json$+’“U1”:’+ STR$ U1@
json$ = json$ + ‘,’
json$=json$+’“U2”:’+ STR$ U2@
json$ = json$ + ‘,’
json$=json$+’“U3”:’+ STR$ U3@
json$ = json$ + ‘,’
json$=json$+’“U12”:’+ STR$ U12@
json$ = json$ + ‘,’
json$=json$+’“U23”:’+ STR$ U23@
json$ = json$ + ‘,’
json$=json$+’“U31”:’+ STR$ U31@
json$ = json$ + ‘,’
json$=json$+’“I1”:’+ STR$ I1@
json$ = json$ + ‘,’
json$=json$+’“I2”:’+ STR$ I2@
json$ = json$ + ‘,’
json$=json$+’“I3”:’+ STR$ I3@
json$ = json$ + ‘,’
json$=json$+’“Active_Power_Phase_L1_P1”:’+ STR$ Active_Power_Phase_L1_P1@
json$ = json$ + ‘,’
json$=json$+’“Active_Power_Phase_L2_P2”:’+ STR$ Active_Power_Phase_L2_P2@
json$ = json$ + ‘,’
json$=json$+’“Active_Power_Phase_L3_P3”:’+ STR$ Active_Power_Phase_L3_P3@
json$ = json$ + ‘,’
json$=json$+’“Active_Power_Total_Pt”:’+ STR$ Active_Power_Total_Pt@
json$ = json$ + ‘,’
json$=json$+’“Reactive_Power_Phase_L1_Q1”:’+ STR$ Reactive_Power_Phase_L1_Q1@
json$ = json$ + ‘,’
json$=json$+’“Reactive_Power_Phase_L2_Q2”:’+ STR$ Reactive_Power_Phase_L2_Q2@
json$ = json$ + ‘,’
json$=json$+’“Reactive_Power_Phase_L3_Q3”:’+ STR$ Reactive_Power_Phase_L3_Q3@
json$ = json$ + ‘,’
json$=json$+’“Reactive_Power_Total_Qt”:’+ STR$ Reactive_Power_Total_Qt@
json$ = json$ + ‘,’
json$=json$+’“Apparent_Power_Phase_L1_S1”:’+ STR$ Apparent_Power_Phase_L1_S1@
json$ = json$ + ‘,’
json$=json$+’“Apparent_Power_Phase_L2_S2”:’+ STR$ Apparent_Power_Phase_L2_S2@
json$ = json$ + ‘,’
json$=json$+’“Apparent_Power_Phase_L3_S3”:’+ STR$ Apparent_Power_Phase_L3_S3@
json$ = json$ + ‘,’
json$=json$+’“Apparent_Power_Total_St”:’+ STR$ Apparent_Power_Total_St@
json$ = json$ + ‘,’
json$=json$+’“Power_Factor_Phase_1_PF1”:’+ STR$ Power_Factor_Phase_1_PF1@
json$ = json$ + ‘,’
json$=json$+’“Power_Factor_Phase_2_PF2”:’+ STR$ Power_Factor_Phase_2_PF2@
json$ = json$ + ‘,’
json$=json$+’“Power_Factor_Phase_3_PF3”:’+ STR$ Power_Factor_Phase_3_PF3@
json$ = json$ + ‘,’
json$=json$+’“Power_Factor_Total_PFt”:’+ STR$ Power_Factor_Total_PFt@
json$ = json$ + ‘,’
json$=json$+’“Frequency”:’+ STR$ Frequency@
json$ = json$ + ‘,’
json$=json$+’“I1_THD”:’+ STR$ I1_THD@
json$ = json$ + ‘,’
json$=json$+’“I2_THD”:’+ STR$ I2_THD@
json$ = json$ + ‘,’
json$=json$+’“I3_THD”:’+ STR$ I3_THD@
json$ = json$ + ‘,’
json$=json$+’“U1_THD”:’+ STR$ U1_THD@
json$ = json$ + ‘,’
json$=json$+’“U2_THD”:’+ STR$ U2_THD@
json$ = json$ + ‘,’
json$=json$+’“U3_THD”:’+ STR$ U3_THD@
json$ = json$ + ‘,’
json$=json$+’“U12_THD”:’+ STR$ U12_THD@
json$ = json$ + ‘,’
json$=json$+’“U23_THD”:’+ STR$ U23_THD@
json$ = json$ + ‘,’
json$=json$+’“U31_THD”:’+ STR$ U31_THD@
json$ = json$ + ‘,’
json$=json$+’“Peak_Active_Power_Total_Pt_Pos_MD”:’+ STR$ Peak_Active_Power_Total_Pt_Pos_MD@
json$ = json$ + ‘,’
json$=json$+’“Peak_Active_Power_Total_Pt_Neg_MD”:’+ STR$ Peak_Active_Power_Total_Pt_Neg_MD@
json$ = json$ + ‘,’
json$=json$+’“Peak_Reactive_Power_Total_Qt_C_MD”:’+ STR$ Peak_Reactive_Power_Total_Qt_C_MD@
json$ = json$ + ‘,’
json$=json$+’“Peak_Reactive_Power_Total_Qt_L_MD”:’+ STR$ Peak_Reactive_Power_Total_Qt_L_MD@
json$ = json$ + ‘,’
json$=json$+’“Peak_Apparent_Power_Total_St_MD”:’+ STR$ Peak_Apparent_Power_Total_St_MD@
json$ = json$ + ‘,’
json$=json$+’“PeakDI1_MD”:’+ STR$ PeakDI1_MD@
json$ = json$ + ‘,’
json$=json$+’“PeakDI2_MD”:’+ STR$ PeakDI2_MD@
json$ = json$ + ‘,’
json$=json$+’“PeakDI3_MD”:’+ STR$ PeakDI3_MD@
json$ = json$ + ‘,’
json$=json$+’“Active_Power_Total_Pt_Pos”:’+ STR$ Active_Power_Total_Pt_Pos@
json$ = json$ + ‘,’
json$=json$+’“Active_Power_Total_Pt_Neg”:’+ STR$ Active_Power_Total_Pt_Neg@
json$ = json$ + ‘,’
json$=json$+’“Reactive_Power_Total_Qt_C”:’+ STR$ Reactive_Power_Total_Qt_C@
json$ = json$ + ‘,’
json$=json$+’“Reactive_Power_Total_Qt_L”:’+ STR$ Reactive_Power_Total_Qt_L@
json$ = json$ + ‘,’
json$=json$+’“Apparent_Power_Total_St1”:’+ STR$ Apparent_Power_Total_St@
json$ = json$ + ‘,’
json$=json$+’“DYNI1”:’+ STR$ DYNI1@
json$ = json$ + ‘,’
json$=json$+’“DYNI2”:’+ STR$ DYNI2@
json$ = json$ + ‘,’
json$=json$+’“DYNI3”:’+ STR$ DYNI3@
json$ = json$ + ‘,’
json$=json$+’“Energy_Counter_1”:’+ STR$ Energy_Counter_1@
json$ = json$ + ‘,’
json$=json$+’“Energy_Counter_2”:’+ STR$ Energy_Counter_2@
json$ = json$ + ‘,’
json$=json$+’“Energy_Counter_3”:’+ STR$ Energy_Counter_3@
json$ = json$ + ‘,’
json$=json$+’“Energy_Counter_4”:’+ STR$ Energy_Counter_4@
json$ = json$ + ‘,’
json$=json$+’“DI1”:’+ STR$ DI1@
json$ = json$ + ‘,’
json$=json$+’“DI2”:’+ STR$ DI2@
json$ = json$ + ‘,’
json$=json$+’“timestamp”:’+’"’ + year_ts$+’-’+month_ts$+’-’+ day_ts$+’ ‘+ time_ts$+’"’
json$ = json$ + ‘}’
End
PublishValue:
status% = Mqtt “status”
If status% > 4 Then
Mqtt “Publish” , “PMS/Parameter/”+Serid$,json$,0,0
//Print “Published”
Else
Return “Not connected”
Print “Not connected”
Endif
End

Blockquote

intros picture show error.

Please help me. Thank you.

Please create a case at support.hms-networks.com. I would also include more details, such as logs and error messages if you want someone to be able to help you.