Merge 84f1b0f into 9cb79cf

terrapower · Sep 7, 2022 · fb0a778 · fb0a778
2 parents 9cb79cf + 84f1b0f
commit fb0a778
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/armi/reactor/converters/uniformMesh.py b/armi/reactor/converters/uniformMesh.py
@@ -396,13 +396,15 @@ def setAssemblyStateFromOverlaps(
             # Determine which blocks in the uniform mesh source assembly are
             # within the lower and upper bounds of the destination block.
             sourceBlocksInfo = sourceAssembly.getBlocksBetweenElevations(zLower, zUpper)
-
-            if not sourceBlocksInfo:
+
+            if abs(zUpper - zLower) < 1e-6 and not sourceBlocksInfo:
+                continue
+            elif not sourceBlocksInfo:
                 raise ValueError(
                     f"An error occurred when attempting to map to the "
                     f"results from {sourceAssembly} to {destinationAssembly}. "
                     f"No blocks in {sourceAssembly} exist between the axial "
-                    f"elevations of {zLower:<8.3e} cm and {zUpper:<8.3e} cm. "
+                    f"elevations of {zLower:<12.5f} cm and {zUpper:<12.5f} cm. "
                     f"This a major bug in the uniform mesh converter that should "
                     f"be reported to the developers."
                 )
@@ -411,9 +413,7 @@ def setAssemblyStateFromOverlaps(
             # source assembly within the lower and upper bounds of the destination
             # block and perform the parameter mapping.
             updatedDestVals = collections.defaultdict(float)
-
             _setNumberDensitiesFromOverlaps(destBlock, sourceBlocksInfo)
-
             for setter, getter, paramNames in [
                 (
                     BlockParamMapper.scalarParamSetter,