diff --git a/assets/4096_bayer_skyboxfill.frag b/assets/4096_bayer_skyboxfill.frag
index bdd8dac67..4ff0f119f 100644
--- a/assets/4096_bayer_skyboxfill.frag
+++ b/assets/4096_bayer_skyboxfill.frag
@@ -9,7 +9,7 @@ uniform vec3 bottomColor;
 
 // "steps" of R, G and B. Must be integer && equal or greater than 2
 uniform float rcount = 64.0; // it even works on 256.0!
-uniform float gcount = 64.0; // using 128: has less banding and most monitors are internally 6-bit
+uniform float gcount = 64.0; // using 64: has less banding and most monitors are internally 6-bit
 uniform float bcount = 64.0;
 
 
diff --git a/assets/graphics/gui/inventory/page_arrow_button.tga b/assets/graphics/gui/inventory/page_arrow_button.tga
index 0456ce73f..7ed176613 100644
--- a/assets/graphics/gui/inventory/page_arrow_button.tga
+++ b/assets/graphics/gui/inventory/page_arrow_button.tga
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:bc83bb46a3e14417e20347aeeb23666bccb5147c5330683707bdcd5224091e32
+oid sha256:8d6068f883ba0db2938e7ae057e1b81af3669bc37065342aeca36a4d99e492de
 size 17324
diff --git a/src/net/torvald/terrarum/Ingame.kt b/src/net/torvald/terrarum/Ingame.kt
index fee27fd4d..e6a36ef54 100644
--- a/src/net/torvald/terrarum/Ingame.kt
+++ b/src/net/torvald/terrarum/Ingame.kt
@@ -80,11 +80,12 @@ class Ingame(val batch: SpriteBatch) : Screen {
 
 
     private val worldFBOformat = if (Terrarum.environment == RunningEnvironment.MOBILE) Pixmap.Format.RGBA4444 else Pixmap.Format.RGBA8888
+    private val worldBlendFBOFormat = if (Terrarum.environment == RunningEnvironment.MOBILE) Pixmap.Format.RGBA4444 else Pixmap.Format.RGBA8888
     private val lightFBOformat = Pixmap.Format.RGB888
 
     var worldDrawFrameBuffer = FrameBuffer(worldFBOformat, Terrarum.WIDTH, Terrarum.HEIGHT, false)
     var worldGlowFrameBuffer = FrameBuffer(worldFBOformat, Terrarum.WIDTH, Terrarum.HEIGHT, false)
-    var worldBlendFrameBuffer = FrameBuffer(Pixmap.Format.RGB888, Terrarum.WIDTH, Terrarum.HEIGHT, false)
+    var worldBlendFrameBuffer = FrameBuffer(worldBlendFBOFormat, Terrarum.WIDTH, Terrarum.HEIGHT, false)
     // RGB elements of Lightmap for Color  Vec4(R, G, B, 1.0)  24-bit
     var lightmapFboA = FrameBuffer(lightFBOformat, Terrarum.WIDTH.div(lightmapDownsample.toInt()), Terrarum.HEIGHT.div(lightmapDownsample.toInt()), false)
     var lightmapFboB = FrameBuffer(lightFBOformat, Terrarum.WIDTH.div(lightmapDownsample.toInt()), Terrarum.HEIGHT.div(lightmapDownsample.toInt()), false)
@@ -1516,7 +1517,7 @@ class Ingame(val batch: SpriteBatch) : Screen {
         worldGlowFrameBuffer.dispose()
         worldGlowFrameBuffer = FrameBuffer(worldFBOformat, Terrarum.WIDTH, Terrarum.HEIGHT, false)
         worldBlendFrameBuffer.dispose()
-        worldBlendFrameBuffer = FrameBuffer(worldFBOformat, Terrarum.WIDTH, Terrarum.HEIGHT, false)
+        worldBlendFrameBuffer = FrameBuffer(worldBlendFBOFormat, Terrarum.WIDTH, Terrarum.HEIGHT, false)
         lightmapFboA.dispose()
         lightmapFboA = FrameBuffer(lightFBOformat, Terrarum.WIDTH.div(lightmapDownsample.toInt()), Terrarum.HEIGHT.div(lightmapDownsample.toInt()), false)
         lightmapFboB.dispose()
diff --git a/src/net/torvald/terrarum/ui/UIInventory.kt b/src/net/torvald/terrarum/ui/UIInventory.kt
index 939404a8b..d8a6f0702 100644
--- a/src/net/torvald/terrarum/ui/UIInventory.kt
+++ b/src/net/torvald/terrarum/ui/UIInventory.kt
@@ -132,7 +132,7 @@ class UIInventory(
             posY = (height - controlHelpHeight - scrollImageButtonAtlas.tileH) / 2
     )
     var itemPage = 0
-    var maxItemPage = 1 // TODO total size of current category / items.size
+    var itemPageCount = 1 // TODO total size of current category / items.size
 
 
 
@@ -172,13 +172,13 @@ class UIInventory(
         scrollLeftButton.clickOnceAction = { mouseX, mouseY, button -> // click once action doesn't work ?!
             if (button == Input.Buttons.LEFT) {
                 println("prevpage")
-                itemPage = (itemPage - 1) fmod maxItemPage
+                itemPage = (itemPage - 1) fmod itemPageCount
             }
         }
         scrollRightButton.clickOnceAction = { mouseX, mouseY, button ->
             if (button == Input.Buttons.LEFT) {
                 println("nextpage")
-                itemPage = (itemPage + 1) fmod maxItemPage
+                itemPage = (itemPage + 1) fmod itemPageCount
             }
         }
 
@@ -206,6 +206,10 @@ class UIInventory(
                 rebuildList = true
             }
 
+            // reset item page to start
+            if (oldCatSelect != catButtons.selectedIndex) {
+                itemPage = 0
+            }
 
             if (rebuildList) {
                 shutUpAndRebuild()
@@ -349,6 +353,9 @@ class UIInventory(
                 items[k].quickslot = null
             }
         }
+
+
+        itemPageCount = maxOf(1, 1 + (inventorySortList.size.minus(1) / items.size))
     }