diff --git a/admin/sync/exercice_keys.go b/admin/sync/exercice_keys.go
index 7fe770dc..e373e7d9 100644
--- a/admin/sync/exercice_keys.go
+++ b/admin/sync/exercice_keys.go
@@ -60,9 +60,7 @@ func SyncExerciceKeys(i Importer, exercice fic.Exercice) []string {
 	return errs
 }
 
-func SyncExerciceMCQ(i Importer, exercice fic.Exercice) []string {
-	var errs []string
-
+func SyncExerciceMCQ(i Importer, exercice fic.Exercice) (errs []string) {
 	if _, err := exercice.WipeMCQs(); err != nil {
 		errs = append(errs, err.Error())
 		return errs
@@ -70,7 +68,9 @@ func SyncExerciceMCQ(i Importer, exercice fic.Exercice) []string {
 
 	// Unique Choice Questions (checkbox)
 	if ucq, err := getFileContent(i, path.Join(exercice.Path, "flags-ucq.txt")); err != nil {
-		errs = append(errs, fmt.Sprintf("%q: unable to read ucq: %s", path.Base(exercice.Path), err))
+		if i.exists(path.Join(exercice.Path, "flags-ucq.txt")) {
+			errs = append(errs, fmt.Sprintf("%q: unable to read ucq: %s", path.Base(exercice.Path), err))
+		}
 	} else if flag, err := exercice.AddMCQ(""); err != nil {
 		errs = append(errs, fmt.Sprintf("%q: unable to add ucq: %s", path.Base(exercice.Path), err))
 	} else {
@@ -98,7 +98,9 @@ func SyncExerciceMCQ(i Importer, exercice fic.Exercice) []string {
 
 	// Multiple Choice Questions (radio)
 	if mcq, err := getFileContent(i, path.Join(exercice.Path, "flags-mcq.txt")); err != nil {
-		errs = append(errs, fmt.Sprintf("%q: unable to read mcq: %s", path.Base(exercice.Path), err))
+		if i.exists(path.Join(exercice.Path, "flags-mcq.txt")) {
+			errs = append(errs, fmt.Sprintf("%q: unable to read mcq: %s", path.Base(exercice.Path), err))
+		}
 	} else {
 		for nline, quest := range strings.Split(mcq, "\n") {
 			quest_splt := strings.Split(string(quest), "\t")
diff --git a/admin/sync/full.go b/admin/sync/full.go
index f92b5961..b8d4c348 100644
--- a/admin/sync/full.go
+++ b/admin/sync/full.go
@@ -15,11 +15,11 @@ import (
 
 var oneDeepSync sync.Mutex
 
-func SyncDeep(i Importer) map[string][]string {
+func SyncDeep(i Importer) (errs map[string][]string) {
 	oneDeepSync.Lock()
 	defer oneDeepSync.Unlock()
 
-	errs := map[string][]string{}
+	errs = map[string][]string{}
 
 	errs["_date"] = []string{fmt.Sprintf("%v", time.Now())}
 	errs["_themes"] = SyncThemes(i)
@@ -52,6 +52,8 @@ func SyncDeep(i Importer) map[string][]string {
 
 	errs["_date"] = append(errs["_date"], fmt.Sprintf("%v", time.Now()))
 
+	errs["_regeneration"] = []string{}
+
 	if fdto, err := os.Create("../htdocs-admin/full_import_report.json"); err == nil {
 		defer fdto.Close()
 
@@ -59,17 +61,18 @@ func SyncDeep(i Importer) map[string][]string {
 		if out, err := json.Marshal(errs); err == nil {
 			fdto.Write(out)
 		} else {
+			errs["_regeneration"] = append(errs["_regeneration"], err.Error())
 			log.Println(err)
 		}
 		fdto.Write([]byte(");"))
 	} else {
+		errs["_regeneration"] = append(errs["_regeneration"], err.Error())
 		log.Println(err)
 	}
 
-	errs["_regeneration"] = []string{}
 	if err := settings.ForceRegeneration(); err != nil {
 		errs["_regeneration"] = append(errs["_regeneration"], err.Error())
 	}
 
-	return errs
+	return
 }