diff --git a/wled00/data/index.js b/wled00/data/index.js
index 26d78b284..0a0d78315 100644
--- a/wled00/data/index.js
+++ b/wled00/data/index.js
@@ -1498,6 +1498,12 @@ function readState(s,command=false)
 	if (s.error && s.error != 0) {
 		var errstr = "";
 		switch (s.error) {
+			case  1:
+				errstr = "Denied!";
+				break;
+			case  3:
+				errstr = "Buffer locked!";
+				break;
 			case  8:
 				errstr = "Effect RAM depleted!";
 				break;