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Software licence details disappearing after updating
Problem: After updating software to the latest version the licence becomes deactivated.Cause:Solution:
InCab Installer will not open
Symptoms: When you open the T3RRA InCab Installer you see the following error window.Cause:The Tablet may not have the latest version of .NET Framework(v4.8).Solutions:Download the latest version of .NET. Also make sure the window version is up to date.Click t...
Notes for Dual or Triple Receiver systems.
Symptoms: There are many strange errors that can result from incorrectly configured dual or triple receiver systems when running iGrade, these can vary from no control outputs to machines behaving erratically, so we have compiled a few things to check if you ...
Diagnosing guidance line location issues
Symptoms:Imported guidance lines into display are not in the correct location:- Tractor is manually steered down lines displayed on T3RRA.- Tractor is auto steered down lines.- Auto and manual steering result in significantly different paths.Possible causes wi...
Error “Incorrect MD5 Hash” occurs when loading project
Symptoms:When loading a project an error similar to “Incorrect MD5 Hash” occurs. The project fails to load.Cause:The file has become corrupted somehow. This file will no longer work. It may have happened if Windows shut down unexpectedly while a project was s...
Dual GPS scraper is not level.
Symptoms: When using two GPS receivers in a side-by-side configuration on a single scraper, one side of the scraper is consistently lower than the other side. Cause: One GPS is mounted lower than the other, or Implement GPS Receiver Offsets are incorrectl...
Height control jumping in and out of Auto
Symptom:The height control is jumping in and out of Auto controlPossible causes:During iGrade setup the system has not been reset and setting in both SCV 1 and 2 causing mixed messages.Fix: Turn off the tractor and turn it back on again to reset the system and...
Changing language has no effect.
Symptoms: In settings, when you use the pulldown picklist to select a language other than English, the UI does not update to reflect the new language. The selection indicates that you have successfully chosen a new language but nothing else changes. Causes...
Unable to change language.
Symptoms:Even in settings you are unable to change the language. There may also be a red warning message indicating a problem with translations.Causes:The language translation files are missing.There was an issue with an earlier version of the installer softwa...
Error reading settings.
Symptoms:When starting T3RRA software an error message appears referencing a problem reading settings. There is an error in XML DocumentNormally the program will continue to load, but in severe circumstances the settings file error may cause the software to cr...
No GPS signal is being received from iGrade.
Symptoms: Tractor position icon not appearing on map-screens. ‘GPS info’ button in the bottom right of map-screens is red. In the ‘Settings’ window there are no characters streaming into the ‘Serial port raw data’ window in the ‘GPS Port Settings’ tab. S...
No GPS signal is being received when connected directly to a GPS receiver.
Symptom: The Tablet PC running T3RRA Software is connected directly to GPS but it is not receiving a GPS data stream.Cause:There are two potential causes of this problem.The GPS receiver is not properly configured to output data via serial.The cable between GP...
Baud rate is set correctly but messages from iGrade are still garbled.
Symptoms: Baud rates are set correctly on both T3RRA software and in iGrade. The T3RRA software is not receiving GPS and the GPS diagnostics window is showing an unintelligible data stream. Causes: The serial connection is not properly grounded. Pin 5 is...
Vertical Performance Issues (GPS drift).
Symptoms:Blade seems to drift throughout the day. When grading over an area of the field that is thought to be ‘finished’ the blade consistently begins to either cut or fill. For larger sudden jumps in elevation, see Sudden Vertical Shifts.Possible Cause:Using...
No GPS in T3RRA Cutta v1 when using dual scrapers in iGrade v1.
Symptoms: Customer is running dual scrapers on iGrade v1. GPS appears to be present in T3RRA Cutta if only one scraper is configured. Changing to dual scrapers in T3RRA Cutta causes GPS to be lost. Cause: iGrade had been set up in “Plane Control” for SC...
You are getting GPS data but the quality is not RTK.
Symptoms: When you open a COM port you clearly see that positional data is being received. However the GPS Info window is displaying a fix other than FixedRealTimeKinematic. Cause: You are connected to the wrong COM port. This is possible if your tablet...
GPS data stops and COM port number has changed.
Symptoms:The position stops updating and it is apparent that position data is no longer being received. When you open the ‘GPS Info’ window it is apparent that the COM port has changed to a different port from normal. The regular port may or may not be there. ...
You have bench mark locations but they are not in Latitude and Longitude.
Symptoms: If you are attempting to calibrate your GPS against a design and you have known bench mark locations you can use the “Enter a known location” option to achieve this. However you may find that your bench mark values do not match any of the formats re...
GPS issues with Windows 11
Issue:T3RRA having GPS inconsistently operating after updating to Windows 11Cause: Out of date COM drivers/ incompatible drivers with Windows 11Solution:update USB-RS232 drivers on tablet to restore GPS connection.
Sudden Vertical Shifts/Jumps
Symptoms:The elevations may suddenly and randomly jump (0.3 to 4m / 1 to 10ft), requiring going back and re-zeroing. This occurs at various times (minute to hours apart), but not predictably. RTK fix is sometimes dropped, but regained in 1-3 seconds, however, ...