MDBT42 http module using sim808

Until ... :)

It's definitely a lot better but I did some more tests, I shut down the remote service while continuing the POST requests to it (every 30 seconds), I got a 'no response' message as expected but it seems to be a memory leak here.
BTW, 1 is when the service is up and running...

Loading 12442 bytes from flash...
Running onInit()...
>initGPRS()
=undefined
==========
FREE MEMORY BEFORE STARTING REQUESTS: 928
==========
Response: 1
==========
FREE MEMORY - POST 664
==========
Response: 1
==========
FREE MEMORY - POST 664
==========
Response: 1
==========
FREE MEMORY - POST 664
==========
Response: 1
==========
FREE MEMORY - POST 664
==========
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 563
==========
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 473
==========
New interpreter error: LOW_MEMORY,MEMORY
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 152
==========
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 430
==========
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 434
==========
ERROR: Error processing Serial data handler - removing it.
Execution Interrupted during event processing.
New interpreter error: CALLBACK
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 136
==========
ERROR: Ctrl-C while processing interval - removing it.
Execution Interrupted during event processing.
> 

With Debug (Service down all time):

Loading 12442 bytes from flash...
Running onInit()...
>initGPRS()
=undefined
==========
FREE MEMORY BEFORE STARTING REQUESTS: 927
==========
>sim.gprs.at.debug()
={
  line: "",
  lineCallback: undefined,
  handlers: {
    "+RECEIVE": function (b) { ... },
    "+D": function (b) { ... }
   },
  lineHandlers: {
    "0, CLOSE": function (b) { ... },
    "1, CLOSE": function (b) { ... },
    "2, CLOSE": function (b) { ... },
    "3, CLOSE": function (b) { ... },
    "4, CLOSE": function (b) { ... }
   },
  waiting: [  ],
  dataCount: 0 }
["AT+CIPSTART=0,\"TCP\",\"fake.server.com\",80\r\n"
] "\r\nOK\r\n"
["AT+CIPSTART=1,\"TCP\",\"fake.server.com\",80\r\n"
] "\r\nOK\r\n"
["AT+CIPSTART=2,\"TCP\",\"fake.server.com\",80\r\n"
New interpreter error: LOW_MEMORY,MEMORY
] "\r\nOK\r\n"
] "\r\n0, CONNECT FAIL\r\n"
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 152
==========
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 430
==========
["AT+CIPSTART=0,\"TCP\",\"fake.server.com\",80\r\n"
] "\r\nOK\r\n"
] "\r\n1, CONNECT FAIL\r\n"
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 434
==========
["AT+CIPSTART=1,\"TCP\",\"fake.server.com\",80\r\n"
] "\r\nOK\r\n"
] "\r\n2, CONNECT FAIL\r\n"
["AT+CIPSTART=2,\"TCP\",\"fake.server.com\",80\r\n"
] "\r\nOK\r\n"
ERROR: Error processing Serial data handler - removing it.
Execution Interrupted during event processing.
New interpreter error: CALLBACK
ERROR: { "code": -15,
  "message": "no response"
 }
==========
FREE MEMORY - ERROR POST 136
==========
["AT+CIPSTART=2,\"TCP\",\"fake.server.com\",80\r\n"
ERROR: Ctrl-C while processing interval - removing it.
Execution Interrupted during event processing.
>