1. IronOCR
2. Troubleshooting
3. leptonica-1.78.0.dll

leptonica-1.78.0.dll

Error: Could not find or load the native library from any name: [ leptonica-1.78.0.dll, liblept, liblept.dll ]

This issue is typically seen when moving a project from a development machine to production.

It is caused when Microsoft Visual C++ Redistributables for Visual Studio (2015-2022) are not installed.

Both x86 and x64 are required. For more information, please see: https://ironsoftware.com/csharp/ocr/troubleshooting/visual-c-redistributable-for-visual-studio-ironocr/