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  1. questionTips and Tricks moving from Surfaces to MapInfo Pro Raster
    [A] In MapInfo Discover 2015.2 64-bit, my MRR raster grid is not listed/recognized by tools such as DRILLHOLES>Project Manage, DISCOVER 3D>Surfaces or Hydrology. Solution Upgrade to MapInfo Discover 2016 64-bit, which supports the MRR (multi-resolution) raster format (including multi-ba ...
  2. questionError: "Raster engine unable to recognize image file format"
    Occurrence This error occurs when attempting to open a TAB file linked to a Surface Grid or Raster Image. Solution This issue is due to MapInfo Pro not being able to find your grid or raster handler files. This can occur for the reasons: 1. You may be attempting to open a ERMapper ALG raster ...
  3. questionWhat data formats can I import?
    Discover and MapInfo Professional can import an extensive range of industry standard and 3rd party data formats. The attached PDFs (bottom of the page) list all supported formats under the following categories, and for each format details the location of the required import tool. Tabular and ...
  4. questionI'm having problems importing a grid via the Surfaces>Import Grid File menu option.
    Occurrence Using any of the grid import tools accessed via the Surfaces>Import Grid File menu option. Solution This tool set comprises mostly 'legacy' grid import tools, that can cause a number of issues. We strongly recommend always importing the following grid formats via the standard Ma ...
  5. questionCertain projections do not appear in the Grid Import dialogs
    Occurrence Custom projections and certain other projections do not appear correctly in the various Grid Import dialog projection lists. Solution Simply use File>Open using 'Files of type' Grid Image option, to correctly open your grid. MapInfo Pro 11 has an issue with formatting of the Tur ...
  6. questionHow do I change a projection for a layer which is misregistered (without changing coordinates)?
    Occurrence Vector objects such as Lines, Polylines or Polygons have been digitised into the incorrect projection. In this case, reprojection does not work, as the object coordinates will change (move). For example the vector object may have been created in the incorrect UTM Zone, or the wrong ...
  7. questionDownloading and Contouring Seamless Digital Elevation Models (DEM)
    See the comprehensive article posted here by Jack Bernard in the MIDUGNV (Nevada MapInfo/Discover User Group) fourms. Introductory paragraph: "Jack Bernard June 6, 2010 We geologists always seem to have a project that uses parts of two or even four quadrangles.Wouldn't be great to make your own ...
  8. questionHow do I create a surface grid from a DXF TIN file?
    Occurrence I have a surface grid, but it is in a 3D vector format, otherwise known as a TIN or wireframe model. How do I create a standard surface grid image format for use in the Surfaces module? Solution To create a grid from a DXF or other 3D vector TIN file (TIN surface, wireframe/mesh), s ...
  9. questionWhat grid formats can Discover import/support?
    Discover's Surfaces module can open the following grid formats, by simply using File>Open using Files of type Grid Image option: ASEG GXF (.gxf) Band Interleaved format (.bil including .hdr) Encom Grid (.grd) ER Mapper Grid (.ers) ESRI/Arc ASCII (.asc) ESRI/Arc Binary (.adf) Geop ...
  10. questionHow can a Vertical Mapper's grid appearance be modified?
    Occurrence I have created a Vertical Mapper grid with Vertical Mapper, or via conversion in Discover, but it opens as a Raster Layer and I cannot modify its appearance. Solution Vertical Mapper displays grids as a raster image rather than a grid image by default. To Enable it to be Modified by ...
  11. questionI've added a surface grid to my mapper window, but it does not appear.
    Try the following: 1/. Ensure that the map window view encompasses the surface grid. Right-click in the map window, select the View Entire Layer menu option, and choose either the 'All Layers' or grid name from the pull down list. Press OK. 2/. In MapInfo's Layer Control dialog, is the grid ti ...