diff --git a/capsule-prototype/js/online-script.js b/capsule-prototype/js/online-script.js
index 0cf345e5219fa7c940a43b2253a38f234dc322e0..a2940d7d54dd8f93b35f69ff0bd814f8f64175aa 100644
--- a/capsule-prototype/js/online-script.js
+++ b/capsule-prototype/js/online-script.js
@@ -1045,7 +1045,7 @@ function openImageEdition(message, tag) {
 	let markerArea = new markerjs2.MarkerArea($('#annotation_img_edit')[0]);
 	let imageState;
 
-	if (tag.getMetadata("Rekall->MarkerjsState").length){
+	if (tag.getMetadata("Rekall->MarkerjsState") && tag.getMetadata("Rekall->MarkerjsState").trim().length){
 		imageState = JSON.parse(atob(tag.getMetadata("Rekall->MarkerjsState")));
 	}
 
@@ -1076,4 +1076,4 @@ function openImageEdition(message, tag) {
 	if (imageState)
 		markerArea.restoreState(imageState);
 
-}
\ No newline at end of file
+}