Month: August 2018
GeoCue: Classification Lookup VLR
***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…
PhotoScan – NAD83(2011)
User wishes to convert ASPSuite processed images to a NAD83(2011) projected coordinate systems in PhotoScan, but the desired NAD83(2011) based projected coordinate system does not appear in the list of available coordinate systems. To convert ASP processed images to NAD83(2011) projected coordinate systems in Photoscan, you must change to the NAD83(2011) geographic coordinate system in Reference…
LP360 Error: Getting x coordinate failed (16881)
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 […
Client GUID Authentication failed: Invalid access to memory location
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#1: Maintenance on the LP360 License Administrator has expired and the user is attempting to request a license for a newer version of the client than what is…
System.ArgumentException: Item has already been added. Key in dictionary: ” Key being added: “
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…
The referenced assembly is not installed on your system. (Exception from HRESULT: 0x800736B3)
Problem: Installing ASPSuite fails and the error log shows, “The referenced assembly is not installed on your system. (Exception from HRESULT: 0x800736B3)”. Probable Solution: Windows thinks the ASPSuite ClickOnce application is still installed on the machine for that user, yet the necessary contents to perform the installation no longer exist in the user folder. The…
Executables Used by ASPSuite
If your organization has strict security settings, some of the executables installed and used by ASPSuite could get blocked and prevent ASPSuite from operating correctly. It may be necessary to get your IT department to add these executables to an approved list. The following instructions will show you how to find the executables being used…
How to Format the SD Card on DJI Aircraft, Through DJI Go 4
Formatting the SD card through DJI Go 4 is useful when SD card space is needed and you do not want to remove the SD card from the aircraft (or personality cable). Be sure all important information has been downloaded before formatting the card because this process will erase everything. Here are the steps to…
Recommended Number of Flight Lines for a Mapping Mission
Structure from Motion (SfM) algorithms used by image -to-point cloud applications require strong overlap to create an accurate 3D model. Missions should be planned to include both forward overlap, and side overlap. To achieve this, the mission must have at least two flights lines, but more is better.