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Signal K starting [Errno 111] Connection refused
#1
Hi all, after some test yesterday with node red, today I can't VNCing to the raspberry (The connection was refused by the computer) and openplotter doesn't start ..

I can ssh and if, from osx terminal, I give  


Code:
$ ssh pi@10.10.10.1
pi@10.10.10.1's password:

The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Wed May  9 11:20:01 2018
pi@openplotter:~ $ openplotter


the terminal output is:


Code:
Unable to access the X Display, is $DISPLAY set properly?


if I open terminal on the raspberry and I give:

Code:
$ openplotter

the terminal output is:

Code:
$ openplotter debug
Signal K starting
[Errno 111] Connection refused
Signal K starting
[Errno 111] Connection refused
Traceback (most recent call last):
 File "/home/pi/.config/openplotter/openplotter", line 3535, in <module>
   MainFrame().Show()
 File "/home/pi/.config/openplotter/openplotter", line 224, in __init__
   self.page_sk()
 File "/home/pi/.config/openplotter/openplotter", line 2994, in page_sk
   response = requests.get('http://localhost:3000/signalk')
 File "/usr/lib/python2.7/dist-packages/requests/api.py", line 60, in get
   return request('get', url, **kwargs)
 File "/usr/lib/python2.7/dist-packages/requests/api.py", line 49, in request
   return session.request(method=method, url=url, **kwargs)
 File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 457, in request
   resp = self.send(prep, **send_kwargs)
 File "/usr/lib/python2.7/dist-packages/requests/sessions.py", line 569, in send
   r = adapter.send(request, **kwargs)
 File "/usr/lib/python2.7/dist-packages/requests/adapters.py", line 407, in send
   raise ConnectionError(err, request=request)
requests.exceptions.ConnectionError: ('Connection aborted.', error(111, 'Connection refused'))
this is the $ lsusb -v output
  
Code:
Bus 001 Device 005: ID 046d:c52b Logitech, Inc. Unifying Receiver
Couldn't open device, some information will be missing
Device Descriptor:
bLength                18
bDescriptorType         1
bcdUSB               2.00
bDeviceClass            0 (Defined at Interface level)
bDeviceSubClass         0
bDeviceProtocol         0
bMaxPacketSize0         8
idVendor           0x046d Logitech, Inc.
idProduct          0xc52b Unifying Receiver
bcdDevice           12.01
iManufacturer           1
iProduct                2
iSerial                 0
bNumConfigurations      1
Configuration Descriptor:
  bLength                 9
  bDescriptorType         2
  wTotalLength           84
  bNumInterfaces          3
  bConfigurationValue     1
  iConfiguration          4
  bmAttributes         0xa0
    (Bus Powered)
    Remote Wakeup
  MaxPower               98mA
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         3 Human Interface Device
    bInterfaceSubClass      1 Boot Interface Subclass
    bInterfaceProtocol      1 Keyboard
    iInterface              0
      HID Device Descriptor:
        bLength                 9
        bDescriptorType        33
        bcdHID               1.11
        bCountryCode            0 Not supported
        bNumDescriptors         1
        bDescriptorType        34 Report
        wDescriptorLength      59
       Report Descriptors:
         ** UNAVAILABLE **
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0008  1x 8 bytes
      bInterval               8
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        1
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         3 Human Interface Device
    bInterfaceSubClass      1 Boot Interface Subclass
    bInterfaceProtocol      2 Mouse
    iInterface              0
      HID Device Descriptor:
        bLength                 9
        bDescriptorType        33
        bcdHID               1.11
        bCountryCode            0 Not supported
        bNumDescriptors         1
        bDescriptorType        34 Report
        wDescriptorLength     148
       Report Descriptors:
         ** UNAVAILABLE **
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x82  EP 2 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0008  1x 8 bytes
      bInterval               2
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        2
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         3 Human Interface Device
    bInterfaceSubClass      0 No Subclass
    bInterfaceProtocol      0 None
    iInterface              0
      HID Device Descriptor:
        bLength                 9
        bDescriptorType        33
        bcdHID               1.11
        bCountryCode            0 Not supported
        bNumDescriptors         1
        bDescriptorType        34 Report
        wDescriptorLength      98
       Report Descriptors:
         ** UNAVAILABLE **
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x83  EP 3 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0020  1x 32 bytes
      bInterval               2

Bus 001 Device 006: ID 05ac:0202 Apple, Inc. Keyboard [ALPS]
Couldn't open device, some information will be missing
Device Descriptor:
bLength                18
bDescriptorType         1
bcdUSB               1.10
bDeviceClass            0 (Defined at Interface level)
bDeviceSubClass         0
bDeviceProtocol         0
bMaxPacketSize0         8
idVendor           0x05ac Apple, Inc.
idProduct          0x0202 Keyboard [ALPS]
bcdDevice            1.02
iManufacturer           1
iProduct                2
iSerial                 0
bNumConfigurations      1
Configuration Descriptor:
  bLength                 9
  bDescriptorType         2
  wTotalLength           34
  bNumInterfaces          1
  bConfigurationValue     1
  iConfiguration          0
  bmAttributes         0xa0
    (Bus Powered)
    Remote Wakeup
  MaxPower               50mA
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         3 Human Interface Device
    bInterfaceSubClass      1 Boot Interface Subclass
    bInterfaceProtocol      1 Keyboard
    iInterface              0
      HID Device Descriptor:
        bLength                 9
        bDescriptorType        33
        bcdHID               1.00
        bCountryCode           13 International (ISO)
        bNumDescriptors         1
        bDescriptorType        34 Report
        wDescriptorLength      64
       Report Descriptors:
         ** UNAVAILABLE **
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0008  1x 8 bytes
      bInterval              10

Bus 001 Device 004: ID 05ac:1001 Apple, Inc. Keyboard Hub [ALPS]
Couldn't open device, some information will be missing
Device Descriptor:
bLength                18
bDescriptorType         1
bcdUSB               1.10
bDeviceClass            9 Hub
bDeviceSubClass         0 Unused
bDeviceProtocol         0 Full speed (or root) hub
bMaxPacketSize0         8
idVendor           0x05ac Apple, Inc.
idProduct          0x1001 Keyboard Hub [ALPS]
bcdDevice            2.10
iManufacturer           1
iProduct                2
iSerial                 0
bNumConfigurations      1
Configuration Descriptor:
  bLength                 9
  bDescriptorType         2
  wTotalLength           25
  bNumInterfaces          1
  bConfigurationValue     1
  iConfiguration          0
  bmAttributes         0xa0
    (Bus Powered)
    Remote Wakeup
  MaxPower              100mA
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         9 Hub
    bInterfaceSubClass      0 Unused
    bInterfaceProtocol      0 Full speed (or root) hub
    iInterface              0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0001  1x 1 bytes
      bInterval             255

Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp. SMSC9512/9514 Fast Ethernet Adapter
Couldn't open device, some information will be missing
Device Descriptor:
bLength                18
bDescriptorType         1
bcdUSB               2.00
bDeviceClass          255 Vendor Specific Class
bDeviceSubClass         0
bDeviceProtocol         1
bMaxPacketSize0        64
idVendor           0x0424 Standard Microsystems Corp.
idProduct          0xec00 SMSC9512/9514 Fast Ethernet Adapter
bcdDevice            2.00
iManufacturer           0
iProduct                0
iSerial                 0
bNumConfigurations      1
Configuration Descriptor:
  bLength                 9
  bDescriptorType         2
  wTotalLength           39
  bNumInterfaces          1
  bConfigurationValue     1
  iConfiguration          0
  bmAttributes         0xe0
    Self Powered
    Remote Wakeup
  MaxPower                2mA
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       0
    bNumEndpoints           3
    bInterfaceClass       255 Vendor Specific Class
    bInterfaceSubClass      0
    bInterfaceProtocol    255
    iInterface              0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            2
        Transfer Type            Bulk
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0200  1x 512 bytes
      bInterval               0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x02  EP 2 OUT
      bmAttributes            2
        Transfer Type            Bulk
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0200  1x 512 bytes
      bInterval               0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x83  EP 3 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0010  1x 16 bytes
      bInterval               4

Bus 001 Device 002: ID 0424:9514 Standard Microsystems Corp.
Couldn't open device, some information will be missing
Device Descriptor:
bLength                18
bDescriptorType         1
bcdUSB               2.00
bDeviceClass            9 Hub
bDeviceSubClass         0 Unused
bDeviceProtocol         2 TT per port
bMaxPacketSize0        64
idVendor           0x0424 Standard Microsystems Corp.
idProduct          0x9514
bcdDevice            2.00
iManufacturer           0
iProduct                0
iSerial                 0
bNumConfigurations      1
Configuration Descriptor:
  bLength                 9
  bDescriptorType         2
  wTotalLength           41
  bNumInterfaces          1
  bConfigurationValue     1
  iConfiguration          0
  bmAttributes         0xe0
    Self Powered
    Remote Wakeup
  MaxPower                2mA
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         9 Hub
    bInterfaceSubClass      0 Unused
    bInterfaceProtocol      1 Single TT
    iInterface              0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0001  1x 1 bytes
      bInterval              12
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       1
    bNumEndpoints           1
    bInterfaceClass         9 Hub
    bInterfaceSubClass      0 Unused
    bInterfaceProtocol      2 TT per port
    iInterface              0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0001  1x 1 bytes
      bInterval              12

Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Couldn't open device, some information will be missing
Device Descriptor:
bLength                18
bDescriptorType         1
bcdUSB               2.00
bDeviceClass            9 Hub
bDeviceSubClass         0 Unused
bDeviceProtocol         1 Single TT
bMaxPacketSize0        64
idVendor           0x1d6b Linux Foundation
idProduct          0x0002 2.0 root hub
bcdDevice            4.09
iManufacturer           3
iProduct                2
iSerial                 1
bNumConfigurations      1
Configuration Descriptor:
  bLength                 9
  bDescriptorType         2
  wTotalLength           25
  bNumInterfaces          1
  bConfigurationValue     1
  iConfiguration          0
  bmAttributes         0xe0
    Self Powered
    Remote Wakeup
  MaxPower                0mA
  Interface Descriptor:
    bLength                 9
    bDescriptorType         4
    bInterfaceNumber        0
    bAlternateSetting       0
    bNumEndpoints           1
    bInterfaceClass         9 Hub
    bInterfaceSubClass      0 Unused
    bInterfaceProtocol      0 Full speed (or root) hub
    iInterface              0
    Endpoint Descriptor:
      bLength                 7
      bDescriptorType         5
      bEndpointAddress     0x81  EP 1 IN
      bmAttributes            3
        Transfer Type            Interrupt
        Synch Type               None
        Usage Type               Data
      wMaxPacketSize     0x0004  1x 4 bytes
      bInterval              12


OP 0.17.1
RPI3
ciao ciao
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