diff -r 3e240fd7ef13 -r 83cee005d2d9 www/includes/db_profile_mash.php
--- a/www/includes/db_profile_mash.php	Sat Jan 26 22:27:28 2019 +0100
+++ b/www/includes/db_profile_mash.php	Sun Jan 27 17:39:26 2019 +0100
@@ -26,12 +26,25 @@
 	$sql .= " `profile_mash` SET name='" . mysqli_real_escape_string($connect, $_POST['name']);
 	$sql .= "', notes='" . mysqli_real_escape_string($connect, $_POST['notes']);
 	$array = $_POST['steps'];
-	foreach($array as $key => $item){
-		foreach ($disallowed as $disallowed_key) {
-			unset($array[$key]["$disallowed_key"]);
-		}
+	$comma = FALSE;
+	$steps = '[';
+	foreach($array as $key => $item) {
+		/*
+		 * Manual encode to json. This eliminates the wrong UTF-8 encodings
+		 * but also removes the unwanted fields.
+		 */
+		if ($comma)
+			$steps.= ',';
+		$steps .= '{"step_name":"' . str_replace($rescapers,$rreplacements,$item['step_name']);
+		$steps .= '","step_type":' . $item['step_type'];
+		$steps .= ',"step_temp":' . $item['step_temp'];
+		$steps .= ',"end_temp":' . $item['end_temp'];
+		$steps .= ',"step_time":' . $item['step_time'];
+		$steps .= ',"ramp_time":' . $item['ramp_time'] . '}';
+		$comma = TRUE;
 	}
-	$sql .= "', steps='" . str_replace($rescapers,$rreplacements,json_encode($array));
+	$steps .= ']';
+	$sql .= "', steps='" . $steps;
 	if (isset($_POST['insert'])) {
 		$sql .= "';";
 	}