1 files changed, 5 insertions, 1 deletions
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java
index 098bca4c..ea481bdb 100644
--- a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/controller/AbstractProcessEngineSignalController.java
@@ -36,6 +36,7 @@ import at.gv.egiz.eaaf.core.api.data.EaafConstants;
 import at.gv.egiz.eaaf.core.api.idp.process.ProcessEngine;
 import at.gv.egiz.eaaf.core.exceptions.EaafException;
 import at.gv.egiz.eaaf.core.exceptions.EaafIllegalStateException;
+import at.gv.egiz.eaaf.core.exceptions.PendingReqIdValidationException;
 import at.gv.egiz.eaaf.core.impl.utils.TransactionIdUtils;
 
 /**
@@ -78,13 +79,16 @@ public abstract class AbstractProcessEngineSignalController extends AbstractCont
       // process instance is mandatory
       if (pendingReq.getProcessInstanceId() == null) {
         throw new EaafIllegalStateException(
-            new Object[] { "MOA session does not provide process instance id." });
+            new Object[] { "PendingRequest does not provide process-instance id." });
 
       }
 
       // wake up next task
       processEngine.signal(pendingReq);
 
+    } catch (PendingReqIdValidationException e) {
+      handleError(null, e, req, resp, e.getInvalidPendingReq());
+      
     } catch (final Exception ex) {
       handleError(null, ex, req, resp, pendingReq);