fix: the null value check issue in image spacing calculation (#5726)

Co-authored-by: 顾争 <zheng.gu-rd@djhealthunion.com.cn> Co-authored-by: Bill Wallace <wayfarer3130@gmail.com>
2026-01-22 10:59:20 +08:00 · 2026-01-22 10:59:20 +08:00 · afe184ec78
commit afe184ec78
parent 3cfddc1f64
1 changed files with 3 additions and 1 deletions
--- a/extensions/default/src/utils/validations/areAllImageSpacingEqual.ts
+++ b/extensions/default/src/utils/validations/areAllImageSpacingEqual.ts
@ -24,7 +24,9 @@ export default function areAllImageSpacingEqual(
    return;
  }
  const lastIpp = toNumber(instances[instances.length - 1].ImagePositionPatient);
-
+  if (!lastIpp) {
+    return;
+  }
  const averageSpacingBetweenFrames =
    _getPerpendicularDistance(firstImagePositionPatient, lastIpp) / (instances.length - 1);