diff --git a/sinqEPICSApp/src/devScalerEL737.c b/sinqEPICSApp/src/devScalerEL737.c
index ca78a58..2ac4395 100644
--- a/sinqEPICSApp/src/devScalerEL737.c
+++ b/sinqEPICSApp/src/devScalerEL737.c
@@ -339,6 +339,12 @@ static asynStatus el737_transactCommand(EL737priv *priv,char command[COMLEN],cha
 	strncpy(message,"Parameter missing",sizeof(message));
       } else if(strstr(reply,"?6") != NULL){
 	strncpy(message,"to many counts",sizeof(message));
+      } else if(strstr(reply,"?91") != NULL){
+	strncpy(message,"Start Failure",sizeof(message));
+      } else if(strstr(reply,"?92") != NULL){
+        strncpy(message,"Failure while counting",sizeof(message));
+      } else if(strstr(reply,"?93") != NULL){
+        strncpy(message,"Read Failure",sizeof(message));
       } else {
 	if(strstr(reply,"?") != NULL) {
 	  snprintf(message,sizeof(message),"HW error: %s", reply);