1 files changed, 5 insertions, 0 deletions
diff --git a/src/java/org/apache/fop/fo/expr/NearestSpecPropFunction.java b/src/java/org/apache/fop/fo/expr/NearestSpecPropFunction.java
index 2aab5eee9..cdde96092 100644
--- a/src/java/org/apache/fop/fo/expr/NearestSpecPropFunction.java
+++ b/src/java/org/apache/fop/fo/expr/NearestSpecPropFunction.java
@@ -60,6 +60,11 @@ public class NearestSpecPropFunction extends FunctionBase {
         // NOTE: special cases for shorthand property
         // Should return COMPUTED VALUE
         int propId = FOPropertyMapping.getPropertyId(propName);
+        if (propId < 0) {
+            throw new PropertyException(
+                    "Unknown property name used with inherited-property-value function: "
+                        + propName);
+        }
         return pInfo.getPropertyList().getNearestSpecified(propId);
     }