Tips to open GPW file

Can't open the GPW file? You are not the only one. Thousands of users face similar problems every day. Below you will find tips on how to open GPW files as well as a list of programs that support GPW files.

GPW file extension

File Name Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension
File Developer Autodesk, Inc.
File Category 3D Image Files

The GPW file is supported on 1 operating systems. Depending on your operating system, you may need different software to handle the GPW files. Below is a summary of the number of programs that support and open the GPW file on each system platform.

Operating systems
  • 2
  • 0
  • 0
  • 0
  • 0
  • 0

What is GPW file?

The file with the extension GPW is the 3D Image Files file type. The creator of this file is Autodesk, Inc.. Additionally, the 3D Image Files category contains 622 of other files. Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension is most often found on 1 operating systems. These systems consist of Windows, although it may occasionally be found on another system, it will be non-functional. The Hydraflow Hydrographs Extension for AutoCAD Civil 3D application is recommended to open the file. It was released by Autodesk, Inc.. There are also 1 alternative programs to handle the GPW file. You can use AutoCAD Civil in case Hydraflow Hydrographs Extension for AutoCAD Civil 3D cannot be used.

How to open GPW file?

The main problem with Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension is that the GPW file is incorrectly associated with programs. Thus, when you open GPW, the program selection wizard or some other program starts. This can be quickly resolved by following the instructions below.

The first thing you should do is just "doubleclick" on the GPW file icon you want to open. If the operating system has an appropriate application to support it and there is also an association between the file and the program, the file should be opened.

Step 1. Install Hydraflow Hydrographs Extension for AutoCAD Civil 3D

The first step is to check if the computer has the Hydraflow Hydrographs Extension for AutoCAD Civil 3D program installed. This can be achieved by typing Hydraflow Hydrographs Extension for AutoCAD Civil 3D into the operating system search engine. In the absence of an appropriate program, its installation in the vast majority of cases will fix the problem. Below is a list of programs that support the file GPW.

Step 2. Create association of Hydraflow Hydrographs Extension for AutoCAD Civil 3D with GPW files

If, despite the installed application, the GPW file does not start in the Hydraflow Hydrographs Extension for AutoCAD Civil 3D application, you must create a file association. This option is available from the level of Properties of a specific file available in the context menu. Information about the file and the program that the file is associated with are available here. Using the "Change" button we can set the program to handle this type. The program should be visible in the window, otherwise it should be selected manually using the "Browse" button and the program installation directory should be indicated. The "always use the selected program ..." field will set the Hydraflow Hydrographs Extension for AutoCAD Civil 3D application as the default for handling the GPW file.

Step 3. Update Hydraflow Hydrographs Extension for AutoCAD Civil 3D to the latest version

The fault may also lie with the Hydraflow Hydrographs Extension for AutoCAD Civil 3D program, it is possible that Autodesk AutoCAD Civil 3D Hydraflow Hydrographs Extension requires a newer version of the program. In this case, use the Autodesk, Inc. website or update the program from the application.

Step 4. Check for the following problems with the GPW file

Of course, it may happen that despite the above steps, the file still does not work. File problems can be divided into the following:

The GPW file may be unusually small compared to the original file. This is most often caused by a problem while downloading the GPW file. The file should be downloaded again, making sure that the process has finished correctly.
The computer may have fallen victim to a computer virus or hacker. A quick virus scan using an up-to-date antivirus program should clear up any doubts. Some antivirus vendors also provide free online scanners. The scan should cover the entire computer, not only the GPW file that we want to open. Sometimes virus-infected GPW files cannot be recovered, so make a backup in advance.
Older version of GPW file may not always be supported by the latest software version. On their websites, developers usually offer free solutions to such problems, e.g. in the form of a conversion program or an older version of the program.
The file may be corrupted in a number of ways. Depending on the type of file, it is necessary to repair it accordingly. Sometimes the program itself has options to repair the most popular GPW file corruption. The easiest way is to restore the file from a backup, if there is one, or contact Autodesk, Inc.
The program indicates that the file is encrypted or corrupted. The encrypted GPW files cannot be played on other computers than the one on which they were encrypted, they must be decrypted before using on another device.
Some operating systems do not allow file operations in certain locations, eg in system directories or directly on the system drive. These directories are write-protected to them and it's very hard to fix this problem. Copying the GPW file to another location will fix the problem.
This can happen on a file that does not support multiple access. Some file types can only be opened in one program at a time. Closing other programs should help. Sometimes it is necessary to wait a while before referencing the GPW file again. However, some background programs may block the GPW file while scanning. If nothing helps, please reset the device.