Problem: The following error may be encountered while attempting to terminate a task in the Dispatch Manager: “An error occurred terminating the selected tasks. Detailed Description: System.NullReferenceException: Object not set to an instance of an object. …” Solution: Errant tasks such as this can be deleted from the system through the use of the…
GeoCue has the ability to import source LIDAR strips with multiple scanners and assign the scanner number to the User Byte in the LAS format. The User Byte is what TerraScan uses for the scanner since no scanner attribute existed before LAS v1.4, and the field, even in LAS v1.4 is limited to a small…
Introduction: In September of 2017, AirGon LLC released Loki, a direct geopositioning system for the DJI Inspire 2 drone as well as generic drones carrying a digital single lens reflex (DSLR) camera. Since that time, Loki has been adapted to the Phantom 4 Pro and the m2xx series of DJI drones. A direct geopositioning system…
A Pennsylvania State University Student Project by Travis Meyer Introduction Mangroves fulfill an important niche in wetland ecology and play a significant role in modifying the global carbon budget. They harbor and provide shelter for the offspring of many species of water birds, fish, and reptiles, and sequester close to five times the amount…
The United States Geological Survey (USGS) has developed a national 3D elevation program (3DEP) as part of its National Map initiative. The National Map is a collaborative effort among the USGS and other Federal, State, and local partners to improve the publicly available topographic information for the United States. The 3DEP layer of the National…
Sometimes duplicate points can appear in a data set which can throw off point counts. A simple method of detecting and getting rid of these points is through the use of the Thin Points tool in TerraScan. To get rid of the duplicate points, use the settings as in the figure above. Use the ‘By…
Problem: MicroStation crashes, for example, when loading a DGN when MicroStation is configured to automatically load the TSCAN application. Probable Resolution 1: Ensure that MicroStation and TerraScan were installed using the ‘Run as Administrator’ option by re-installing them ensuring to right-click on the setup.exe and select “Run as Administrator”. Probable Resolution 2: Delete the TerraScan…