> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Wrong File Type

## Wrong File Type

### About the error

**Issue:**
File is wrong type for import block.

**Applies to:**

* Import Part
* Import Lattice Graph
* Import Thick Lattice Graph
* Import Mesh
* Import FE Mesh
* Import Static Structural Result
* Import Modal Result
* Import Buckling Result
* Import Static Thermal Result
* Import Topology Optimization Result
* Import CFD Analysis Result
* Import Time Dependent Structural Result
* Import Time Dependent Thermal Result
* Import Voxel Grid

**Cause:**

* The file exists but is of the wrong type for the particular block. For example, trying to load a .txt or .pdf file in the Import Part block would result in this error.

**Solution:**

* Make sure the file is of a supported type for the particular block. For a list of formats supported by the current release of nTop, see [Import and Export](/file_types/import_export).

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