> ## Documentation Index
> Fetch the complete documentation index at: https://docs.firstresonance.io/llms.txt
> Use this file to discover all available pages before exploring further.

# ApplyMbomChangeOrderLines

> Apply lines: execute resolutions, re-point each inventory's mBOM. One line or every line, always in one transaction: a line failing a guard rolls the whole batch back, so a click never leaves the change order half applied.



## Related topics

- [applyMbomChangeOrderLines](/api-reference/mutations/applyMbomChangeOrderLines.md)
- [MbomChangeOrderLineDiff](/api-reference/types/MbomChangeOrderLineDiff.md)
- [MbomChangeOrderLineDriftMismatch](/api-reference/types/MbomChangeOrderLineDriftMismatch.md)
- [RecomputeMbomChangeOrderLineDiffs](/api-reference/types/RecomputeMbomChangeOrderLineDiffs.md)
- [MbomChangeOrderLineResolutionOption](/api-reference/types/MbomChangeOrderLineResolutionOption.md)