Are you experiencing difficulties with exporting OBJ files from Blender? Don't worry, you're not alone. Many 3D modelers encounter issues when trying to export their creations to OBJ format. Fortunately, there are a few common problems and solutions that can help you overcome these challenges. Below are some tips to help you fix OBJ Blender export issues:

1. Check for Non-Manifold Geometry: OBJ export may fail if your model contains non-manifold geometry. To fix this, use Blender's 'Select Non-Manifold' tool to identify and correct any problem areas in your mesh.

2. Clean Up the Mesh: Ensure that your mesh is clean and free of any overlapping faces, duplicated vertices, or other issues that can cause export problems. Use Blender's 'Remove Doubles' and 'Merge by Distance' tools to clean up the mesh before exporting.

3. Apply Scale and Rotation: Before exporting to OBJ, apply scale and rotation to your model by pressing 'Ctrl + A' and selecting 'Scale' and 'Rotation'. This step ensures that the object's transformations are properly applied and can prevent scaling and rotation issues in the exported file.

4. Check File Paths and Names: Make sure that the file paths and names for textures and materials used in your model do not contain any special characters or spaces. OBJ export may fail if the file paths are incorrect or if there are naming conflicts.

5. Update Blender and OBJ Exporter: If you're using an older version of Blender or an outdated OBJ export add-on, consider updating to the latest version. Newer releases often include bug fixes and improvements that can help resolve export issues.

6. Use Alternative Export Formats: If you're still experiencing problems with OBJ export, consider using alternative formats such as FBX or STL. These formats are supported by many 3D applications and may provide a workaround for the issues you're facing.

By following these tips, you can troubleshoot and resolve common problems with OBJ Blender export. Remember that perseverance and experimentation are key when dealing with 3D modeling issues. Don't be discouraged if the first attempt doesn't succeed – keep refining your model and trying different approaches until you achieve the desired results. Happy exporting!