Unable to use task splitting algorithm when upload custom data extract with linestring

[manjitapandey]

Describe the bug The task splitting algorithm was disabled when custom data extract doesn't contain linestring but the twist is When i upload data extract having both polygons and linestring (road network), The task splitting algorithm is still not enabled.

To Reproduce Steps to reproduce the behavior:

1. Go to 'create project'
2. Upload custom data extract containing both polygon and line extracts
3. Go to next step to see task splitting algorithm is still disabled.
4. See error

Expected behavior The task splitting should be enabled if the linestring is present on the data extract.

Screenshots

Additional context Add any other context about the problem here.

[manjitapandey]

combined_janakpur.zip geojson used.