1 files changed, 10 insertions, 0 deletions
diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/PdfAS.java b/src/main/java/at/knowcenter/wag/egov/egiz/PdfAS.java
index 98a164d..5b516f2 100644
--- a/src/main/java/at/knowcenter/wag/egov/egiz/PdfAS.java
+++ b/src/main/java/at/knowcenter/wag/egov/egiz/PdfAS.java
@@ -821,6 +821,11 @@ public abstract class PdfAS
     {
       throw new SignatureException(312, "Document can not be verified because no signature object are set.");
     }
+    
+    // added by tknall
+    if (so_to_be_verified.getX509Cert() == null) {
+   	 throw new SignatureException(313, "Document certificate is not defined.");   	 
+    }
 
     // FIXME this has to be made better
     SignatureData sd = null;
@@ -878,6 +883,11 @@ public abstract class PdfAS
       throw new SignatureException(312, "Document can not be verified because no signature object are set.");
     }
 
+    // added by tknall
+    if (so_to_be_verified.getX509Cert() == null) {
+   	 throw new SignatureException(313, "Document certificate is not defined.");   	 
+    }
+
     // FIXME this has to be made better
     SignatureData sd = null;
     if (so_to_be_verified.isBinary())