diff --git a/EC-GN-JA-PCF-IN/src/main/c++/GAMs/JAConditionalSignalUpdateGAM/JAConditionalSignalUpdateGAM.cpp b/EC-GN-JA-PCF-IN/src/main/c++/GAMs/JAConditionalSignalUpdateGAM/JAConditionalSignalUpdateGAM.cpp
index 2939886..2172f1e 100644
--- a/EC-GN-JA-PCF-IN/src/main/c++/GAMs/JAConditionalSignalUpdateGAM/JAConditionalSignalUpdateGAM.cpp
+++ b/EC-GN-JA-PCF-IN/src/main/c++/GAMs/JAConditionalSignalUpdateGAM/JAConditionalSignalUpdateGAM.cpp
@@ -150,21 +150,22 @@ bool JAConditionalSignalUpdateGAM::Initialise(MARTe::StructuredDataI &data) {
              (td == UnsignedInteger32Bit);
         if (!ok) {
           REPORT_ERROR(ErrorManagement::ParametersError,
-                       "Wrong value for  field Type from InputSignals[%lu]", i);
+                       "Wrong value for  field Type from InputSignals[%d]", i);
           break;
         }
+        buffer = "";
         ok = data.Read("Comparator", buffer);
         if (!ok) {
           REPORT_ERROR(
               ErrorManagement::ParametersError,
-              "Missing mandatory field Comparator from InputSignals[%lu]", i);
+              "Missing mandatory field Comparator from InputSignals[%d]", i);
           break;
         }
         ok = parse_comparator(buffer, comparators[i].comparator);
         if (!ok) {
           REPORT_ERROR(ErrorManagement::ParametersError,
-                       "Non Valid Comparator `%s` from InputSignals[%lu]",
-                       buffer, i);
+                       "Non Valid Comparator `%s` from InputSignals[%d]",
+                       buffer.Buffer(), i);
           break;
         }
         ok = data.Read("Value", comparators[i].value);