diff --git a/tests/bugs/moddata_3/bug24621 b/tests/bugs/moddata_3/bug24621
new file mode 100644
index 0000000000..e48a731e62
--- /dev/null
+++ b/tests/bugs/moddata_3/bug24621
@@ -0,0 +1,17 @@
+puts "TODO OCC24621 ALL: An exception was caught"
+puts "TODO OCC24621 ALL: \\*\\* Exception \\*\\*.*"
+puts "TODO OCC24621 ALL: TEST INCOMPLETE"
+
+puts "========"
+puts "OCC24621"
+puts "========"
+puts ""
+##################################################
+# Failed to build Geom_OffsetSurface on B-Spline
+##################################################
+
+restore [locate_data_file bug24621_bs.draw] bs
+
+offset obs bs -2
+setunotperiodic bs
+offset obs bs -2