# HG changeset patch
# User Benjamin Golinvaux <bgo@osimis.io>
# Date 1580815882 -3600
# Node ID db759fb1d6e6cf7ff8d82f7147eaac422a00654d
# Parent  41d19fa749b70fa13e7a0474e14672dd55552a97
Added debug message if observer invalid

diff -r 41d19fa749b7 -r db759fb1d6e6 Framework/Messages/IObserver.cpp
--- a/Framework/Messages/IObserver.cpp	Tue Feb 04 12:31:03 2020 +0100
+++ b/Framework/Messages/IObserver.cpp	Tue Feb 04 12:31:22 2020 +0100
@@ -82,8 +82,13 @@
 
   bool IObserver::DoesFingerprintLookGood() const
   {
-    return (fingerprint_[0] >= IObserver_FIRST_UNIQUE_ID) &&
+    bool ok = (fingerprint_[0] >= IObserver_FIRST_UNIQUE_ID) &&
       (fingerprint_[1] == fingerprint_[0] / 2) &&
       (fingerprint_[2] == fingerprint_[1] + IObserver_UNIQUE_ID_MAGIC_NUMBER);
+    if(!ok) 
+    {
+      LOG(INFO) << "Fingerprint not valid: " << " fingerprint_[0] = " << fingerprint_[0] << " fingerprint_[1] = " << fingerprint_[1]<< " fingerprint_[2] = " << fingerprint_[2];
+    }
+    return ok;
   }
 }