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Basic information about GPW file

When there is a problem with opening files with the file extension GPW（*.GPW or *.gpw）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the GPW file yourself.

There are 1 file types using the GPW file extension in our database. In the further part of this page, you will find detail information about all the GPW file with their brief description and a list of programs that support GPW file sorted by operating systems. The table below provides useful information about the GPW file extension. It answers questions such as:
  • What is the GPW file?
  • How to open a GPW file?
  • What programs do I need to open a GPW file?
  • What programs help to create and edit a GPW file?
  • How to convert GPW files to another file format?
  • How to convert another files to GPW file format?


1.Detail information about GPW file extension: Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension

File type Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension Category 3D Image Files
Developer Autodesk, Inc. File format N/A
Description GPW file is a Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension developed by Autodesk, Inc.. GPW is a file extension commonly associated with Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension files. Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension specification was created by Autodesk, Inc.. Files with GPW extension may be used by programs distributed for Windows platform. GPW file format, along with 290 other file formats, belongs to the 3D&CAD Files category. Users are advised to use Hydraflow Hydrographs Extension for AutoCAD Civil 3D software for managing GPW files, although 1 other programs can also handle this type of file. On the official website of Autodesk, Inc. developer not only will you find detailed information about theHydraflow Hydrographs Extension for AutoCAD Civil 3D software, but also about GPW and other supported file formats.
Software programs that will open, edit or convert GPW files

Windows		 AutoCAD Civil
Hydraflow Hydrographs Extension for AutoCAD Civil 3D



Can't open a GPW file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.GPW”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the GPW extension without any issue.


Where I can download the application that support GPW file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of GPW files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a GPW file?

The reasons for the lack of the ability to open a GPW file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a GPW file. If there is still something wrong, you might want to check:

  • Whether the GPW file is damaged.
  • Whether the GPW file is incorrectly linked in the registry entries.
  • Whether the GPW file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the GPW file format is incompletely.
  • Whether the GPW file is infected.
  • Whether the drivers of the equipment used for opening a GPW file are up to date.
  • Whether your computer has enough hardware resources to open a GPW file.

If the GPW file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.