2 files changed, 6 insertions, 1 deletions
diff --git a/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt b/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt
index 7ab68fdd..667559b7 100644
--- a/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/panel/Root.kt
@@ -110,6 +110,11 @@ class Root(id: String, private val fixed: Boolean = false, init: (Root.() -> Uni
         return this
     }
 
+    override fun dispose() {
+        super.dispose()
+        roots.remove(this)
+    }
+
     companion object {
         private val roots: MutableList<Root> = mutableListOf()
 
diff --git a/src/main/kotlin/pl/treksoft/kvision/panel/SplitPanel.kt b/src/main/kotlin/pl/treksoft/kvision/panel/SplitPanel.kt
index 5ac9c6e7..f3625e97 100644
--- a/src/main/kotlin/pl/treksoft/kvision/panel/SplitPanel.kt
+++ b/src/main/kotlin/pl/treksoft/kvision/panel/SplitPanel.kt
@@ -69,7 +69,7 @@ open class SplitPanel(
             val horizontal = direction == Direction.HORIZONTAL
             val px = UNIT.px
             val self = this
-            children[0].getElementJQueryD().resizable(obj {
+            children[0].getElementJQueryD()?.resizable(obj {
                 handleSelector = "#" + splitter.id
                 resizeWidth = !horizontal
                 resizeHeight = horizontal