@@ -2440,10 +2440,12 @@ public void SetZPos(int z) {
 					// Swap with lower
 					Parent.Children[i] = prevChild;
 					Parent.Children[i - 1] = this;
+					i--;
 				}
 				else if (i < (childCount - 1) && nextChild != null && nextChild.ZPos < ZPos) {
 					Parent.Children[i] = nextChild;
 					Parent.Children[i + 1] = this;
+					i++;
 				}
 				else
 					break;
Original file line number	Diff line number	Diff line change
`@@ -2440,10 +2440,12 @@ public void SetZPos(int z) {`
`2440`	`2440`	`// Swap with lower`
`2441`	`2441`	`Parent.Children[i] = prevChild;`
`2442`	`2442`	`Parent.Children[i - 1] = this;`
	`2443`	`+ i--;`
`2443`	`2444`	`}`
`2444`	`2445`	`else if (i < (childCount - 1) && nextChild != null && nextChild.ZPos < ZPos) {`
`2445`	`2446`	`Parent.Children[i] = nextChild;`
`2446`	`2447`	`Parent.Children[i + 1] = this;`
	`2448`	`+ i++;`
`2447`	`2449`	`}`
`2448`	`2450`	`else`
`2449`	`2451`	`break;`