# ID 120254

Circles not allowed while spline interpolation is active.
Description | Depending on the selected spline type, only specific path conditions are permitted. For example, when B spline interpolation is active, only linear motion blocks G00 and G01 are permitted. For more information on spline functions, see [PROG// Section: B spline interpolation].
Response | Class | 2 | Program abort.
Solution | Class | 6 | Either use Akima spline type or do not program circular blocks.
Error type | 1, Error message from NC program.