Index: firmware/App/Controllers/TemperatureSensors.c
===================================================================
diff -u -r9f3943dcab5881216ef0119e7de3a36668dea3bc -r07c30fa0dd429227ad93942a0db115998dc03b6c
--- firmware/App/Controllers/TemperatureSensors.c	(.../TemperatureSensors.c)	(revision 9f3943dcab5881216ef0119e7de3a36668dea3bc)
+++ firmware/App/Controllers/TemperatureSensors.c	(.../TemperatureSensors.c)	(revision 07c30fa0dd429227ad93942a0db115998dc03b6c)
@@ -575,7 +575,7 @@
         }
     }
 
-    BOOL isThereAnError = isFPGACountChanging || isFPGAErrorZero;
+    BOOL isThereAnError = !isFPGACountChanging || !isFPGAErrorZero;
 
     checkPersistentAlarm( ALARM_ID_TEMPERATURE_SENSORS_FAULT, isThereAnError, sensorIndex, TEMPERATURE_SENSORS_FPGA_ERROR_PERSISTENT_PERIOD );