[Therion] Line convert-to-curve seems to be broken in XTherion

Attachments:

• attachment.html (text/html — 228 bytes)
• line-to-curve_err_msgbox_expanded.png (image/png — 38.5 KB)
• line-to-curve_err_msgbox.png (image/png — 34.0 KB)
• line-to-curve-invoke.png (image/png — 33.3 KB)