Hi Alexander,
I moved to new version 26.5 and here my results:
Test data(input/output/QGIS)
shapefile18.7z (7.2 KB)
[ShapefileTest] Testing Shapefile → Gpx
Args: input=‘D:\GisConverter\Tests\Shapefile\Input\shapefile…...pefile\Log\2026-06-04_13-13-43\shapefiletest_gpx_log.txt’, logLevel=‘’...