Unable to add a raster dataset in ArcMap or ArcGIS Pro

Description

When adding a raster dataset such as raster data, a digital elevation model (DEM), or an Esri GRID to ArcMap or ArcGIS Pro, the following messages are returned respectively.

In ArcMap

In ArcMap, the error message is followed by a warning message.

Error:   
Invalid raster dataset. Failed to create raster layer.

Warning:   
Could not add the specified data object to the map. 
Failed to open raster dataset: <file path>: Permission denied

In ArcGIS Pro

Error:   
Failed to add data, unsupported data type. <file>

Cause

The following are known causes for this issue:

• The raster dataset is not saved in the local disk (C:).
• The file path or the filename of the raster dataset does not adhere to the ArcGIS filename restrictions. Refer to ArcMap: Name restrictions for more information.

Solution or Workaround

Depending on the cause, use one of the options below to resolve the issue.

Save the raster dataset in the local disk (C:)

In ArcMap

1. Move or save the desired raster dataset to a folder in the local disk (C:).
2. Launch ArcMap.
3. In the Catalog pane, right-click Folder Connections, and select Connect To Folder.

4. In the Connect To Folder window, select the new folder location of the raster dataset in Step 1, and click OK.

In ArcGIS Pro

1. Move or save the desired raster dataset to a folder in the local disk (C:).
2. Launch ArcGIS Pro.
3. In the Catalog pane, use one of the options stated in Step 1 of ArcGIS Pro: Add a folder to the project to add a folder connection.

Note:
Alternatively, drag the folder from Windows File Explorer, and drop it in the Catalog pane in ArcGIS Pro.

4. In the Add Folder Connection window, select the new folder location of the raster dataset in Step 1, and click OK.

Ensure the file path or filename of the raster dataset adheres to the name restrictions

Remove any space or special character from the file path or filename of the raster dataset. Refer to ArcMap: Name restrictions for more information.