Introduction to Part 3: In the last part of this series, we discussed in some detail how a Triangulated Irregular Network (TIN) can be constrained by features external to the point cloud model such as lines, points and polygons. In this month’s edition, we will look at contours and how LP360 can extract elevation information…
***This VLR was not being written correctly in GeoCue 2017, but was fixed for GeoCue 2020.*** In GeoCue 2017 we added the ability for GeoCue to write the Classification Lookup VLR as provided for by the LAS v1.4 specification. The Classification Lookup VLR is an optional VLR that can be used to convey to non-ASPRS…
Problem: Getting the error, “Getting x coordinate failed. (16881)“, when attempting to open the control point table from the LP360 Control Points toolbar. [Window Title] LP360 Error [Main Instruction] Getting x coordinate failed. (16881) [Expanded Information] Exception Information: HRESULT: 0x80040202 Source: “esri.Point” Description: The operation was attempted on an empty geometry. [V] Expand this […
Problem: Users encounters the error message, “Client GUID Authentication failed: Invalid access to memory location”, when attempting to checkout a license from the license server. Probable Resolution #1: Maintenance on the LP360 License Administrator has expired and the user is attempting to request a license for a newer version of the client than what is…
Problem: User encounters a .NET crash, “System.ArgumentException: Item has already been added. Key in dictionary: ” Key being added: ” “, while attempting to generate TerraScan trajectories from LIDAR Source strips. Probable Resolution #1: We suspect corrupted entities on the layer in question. Create a new trajectory layer and try creating the trajectories to the…
Problem: The LP360 installer (msi) gets deleted when running the msi to install the software. Probable Resolution: There is some software, such as an anti-virus or Symantec End Point Protection, or that is configured to not allow the msi to run and quarantines or deletes the installer. Turn off the protection while running the installation or…
Problem: Attempting to load images into the viewer results in message, “Error Setting Viewer Control Files: Unable to Locate SRTM Data”. In GeoCue 2013 , a new elevation service based on the Shuttle Radar Topography Mission (SRTM) was added to the GeoCue Server. This service provides elevation data at 30 m post spacing outside the…
Problem: When SQL Administrators lack permissions to access SQL database, it can cause a failure to update the database when attempting to install GeoCue. And will produces an error message when the user tries to expand the GeoCue database node to look at the tables in SQL Server Management Studio. Probable Resolution: Follow the steps…
