Index: sources/main.h
===================================================================
diff -u -rf1c4d7f7c9cd4422f6190a5b31c8f1e74e520c04 -rc30ee08fbc73ee5fcd54a7bf0e996eb6a067b7a7
--- sources/main.h	(.../main.h)	(revision f1c4d7f7c9cd4422f6190a5b31c8f1e74e520c04)
+++ sources/main.h	(.../main.h)	(revision c30ee08fbc73ee5fcd54a7bf0e996eb6a067b7a7)
@@ -130,7 +130,7 @@
     bool ok = false;                                                                        \
     vVARIABLE( _Settings.value(mCategory, vGROUP, vKEY).to##vCONVERSION(&ok) );             \
     if ( !ok ) LOG_DEBUG("incorrect configuration value for " #vVARIABLE);                  \
-    vOVERALL_OK &= ok;                                                                      \
+    vOVERALL_OK = vOVERALL_OK && ok;                                                        \
 }
 //--------------------------------------------------------------------------------//
 #define PROPERTY_SLOT(          vTYPE ,    vVARIABLE )                  \