TN001    seaPro will not show my position or COG/SOG
TN002    Can’t get the differential light to show on the panel
TN003    Why does the differential light flash on and off?
TN004    seaPro - The tidal arrows will not show up on the screen.
TN005    My chart is covered in red lines.
TN006    The Magnetic Variation (Mag. Var.) doesn’t work.
TN007    seaPro won’t start.
TN008    seaPro has detected a dongle but of the wrong type
TN009    After reloading seaPro, all of my charts disappear
TN010    Graphics look wrong, Blue screen  appears or the chart keeps lock up, when I try to zoom or pan
TN011    I can’t get the extended track line (X-line) or my vessel shape to display.
TN012    The chart keeps flicking back to my GPS boat position, when I zoom/pan.
TN013    ARCS charts when installing or updating ARCS charts, some previous charts are lost.
TN014    How do I delete a waypoint file?
TN015    I have some unlock codes but I’m not sure what I should do with them?
TN016    I have an “ems” file, but I don’t know what I am supposed to do with it!
TN017    GRIB Weather information  - How do I download GRIB weather files from the internet?
TN018    GPS position is not appearing or has appeared and no longer does or cannot see COG\SOG
               Diagram of the NMEA183 to RS232 9 Pin D type serial port connector 
TN019    My Charts have vanished!
TN020    My boat sails straight off the side of the chart
TN021    My Livecharts are almost black with text and detail.
TN022    When I zoom/pan, my chart keeps flicking to another chart.
TN023    How can I switch off the flashing lights?
TN024    seaPro won’t talk to my autopilot
TN025    I get an error message which says' Serial Port COM1 No 8250 present' .
TN026    I have purchased a new computer and it does not have a  parallel printer port
               what do I do about my dongle
TN027    When the program is started, I get a security message indicating a problem with the dongle
TN028    I get an error message which says' Serial Port COM1 General Fault' or Com Port already in Use' .
               or similar message
TN029     Latest security drive installation :Installing seaPro/lite 3.2 on Windows 2000 French language version,
               the installation may fail with a blue screen. 
TN029    General security problems such as printer or dongle not recognized on Windows 95/98/ME/2000/NT4
               the installation may fail with a blue screen. 
TN030  Re-Installing ARCS charts to a new computer etc.
TN031  seaPro gives a 'Com port in use' message (NMEA 183 input)
TN032   On some laptops computers, specifically  Toshiba ones, the dongle may not be seen by the software
TN033   Downloading/uploading  waypoints and routes to a GPS/ Garmin GPS 
TN034   Upgrading/using with Windows XP - Updated Dongle security driver download
TN035   Release 3.70x and Windows 98 - Microsoft bug in 98 causing a massive resource leak - Fix
TN036   Windows XP - GPS NMEA 183 serial input seen as a mouse by operating system
TN037   Windows 98/95 Text to speech installation files CD 3.708
TN038   Corrupt or missing  ini  message when starting program
TN039   95/98 systems - On starting states missing msvcirt.dll  07/May/2003
TN040 Procedure for resetting a dongle (under instruction for Euronav tech support)

Legacy systems (16 bit systems)